MacDonald Plumbing Supplies MacControl Dual Channel Programmer

MacControl Dual Channel Programmer is a mains powered digital programmer designed to provide flexible time based control of central heating and hot water systems. With independent channels for heating and hot water, it allows installers and homeowners to create schedules suited to their daily routines. The programmer is compatible with gravity fed and fully pumped systems, including S plan and Y plan configurations. Multiple programming options, three ON/OFF periods per channel, holiday mode, frost protection and useful override functions provide precise and convenient control for modern residential heating systems.

Todays Tools PlumbThumb PTHUMB

The Todays Tools Plumb Thumb PTHUMB is a practical pipe isolation tool designed to simplify plumbing maintenance without the need to drain the entire system. Featuring a convenient double-ended design, it allows plumbers to temporarily isolate pipework quickly and cleanly, reducing downtime and mess. Manufactured from durable materials for repeated professional use, the Plumb Thumb is an essential addition to any plumber's toolkit.

Regin Rapid DigiDial Pressure Checker REGX11

The Regin Rapid DigiDial Pressure Checker REGX11 is a compact and easy-to-use digital pressure testing tool designed for quickly checking water pressure in domestic and commercial plumbing systems. Featuring a clear digital display and simple operation, it provides fast, accurate pressure readings, making it an essential diagnostic tool for plumbers, heating engineers, and maintenance professionals. Its portable design allows convenient use on-site for routine servicing, fault finding, and system commissioning.

Regin Replacement Mini Premier Gauge Filling Nozzle Grey (for REGU33 ONLY) REGU27

The Regin Replacement Mini Premier Gauge Filling Nozzle Grey (For REGU33 Only) REGU27 is a genuine replacement component designed exclusively for use with the Regin REGU33 Mini Premier Gauge. Featuring a distinctive grey top, this nozzle ensures accurate and reliable filling performance is maintained when the original nozzle becomes worn or damaged. Ideal for heating engineers and service professionals, it helps extend the working life of the REGU33 gauge while maintaining correct operation. Simple to fit and purpose made, it provides peace of mind that the gauge continues to perform as intended.

Drayton Pipe/Frost Thermostat Stat PTS1

The Drayton Pipe Frost Thermostat PTS1 is a dependable and easy to install solution for protecting heating systems, boilers and exposed pipework from frost damage. Designed for use as either a high or low limit thermostat, it is most commonly paired with the Drayton RTS3 Air Frost Thermostat to create an effective two stage frost protection system. The PTS1 features changeover contacts, a lockable anti tamper adjustment knob and a durable housing with a conduit adaptor for secure cable entry. Suitable for both domestic and commercial systems, it offers reliable performance and straightforward installation, ensuring essential frost protection whenever temperatures drop.   For more information, please follow the link here.  

BritTherm Сirculator Pump S2 Series S2 20/12-200 (661999203)

The BritTherm S2 20/12-200 Circulator Pump is designed for use with water tanks, drawing water directly to maintain a steady and reliable supply. Made from durable stainless steel EN1.4521, this pump offers two operational modes—Manual and AUTO—suitable for domestic plumbing systems. It features a ¾" threaded connection and an integrated check valve to prevent backflow and ensure system integrity. The BritTherm Circulator Pump S2 Series S2 20/12-200 is a high-quality booster pump constructed from corrosion-resistant stainless steel EN1.4521, ideal for domestic use with water tanks. This pump is engineered to provide consistent water flow and pressure by drawing water directly from storage tanks. It operates in two modes: Manual Mode, where the pump runs continuously at a fixed shaft rotation speed until switched off, and AUTO Mode, which activates automatically when a tap is opened and stops when it is closed. This smart feature optimises energy consumption and water supply efficiency. The pump includes an integrated check valve to prevent water backflow, safeguarding the plumbing system. A simple one-button control activates the automatic function, providing reliable start/stop operation based on flow and pressure demands. Electrical and thermal protection systems enhance pump safety, reducing the risk of breakdowns due to external factors unrelated to normal pump use. Perfect for boosting potable water from tanks, the BritTherm S2 20/12-200 ensures a stable water supply throughout the home with ease and reliability.   Features & Benefits: ✅ Stainless steel EN1.4521 casing for enhanced durability and corrosion resistance ✅ Dual operating modes: Manual and AUTO for versatile control ✅ AUTO mode activates with tap opening and deactivates on closure ✅ Integrated check valve prevents backflow and protects the system ✅ Standard ¾" threaded connection for easy installation ✅ One-button automation for simple start/stop operation ✅ Electrical and thermal protection for safe and reliable use ✅ Ideal for boosting water supply from domestic water tanks

BritTherm Сirculator Pump B3 Series B3 25/5-130 (661996905)

The BritTherm B3 25/5-130 Circulator Pump is a high-performance, intelligent pump designed for the efficient circulation and recirculation of potable water in residential and light commercial systems. With 9 built-in modes—AUTO, three fixed speeds, two constant pressure, two proportional pressure, and a night mode—it delivers adaptable operation tailored to system demands. Measuring 130mm in length, it is easy to install and offers dependable performance backed by advanced electrical and thermal protection. The BritTherm Circulator Pump B3 25/5-130 delivers advanced automation in a compact 130mm format, perfect for modern plumbing and heating systems. AUTO mode intelligently determines the most efficient operating parameters, while constant pressure (CP1 and CP2) and proportional pressure (PP1 and PP2) settings allow you to maintain consistent system flow and pressure with minimal manual input. Three fixed speed options give manual control when needed, and the energy-saving night mode reduces consumption to just 5 watts during low-demand periods. Designed with integrated electrical and thermal safety systems, the B3 25/5-130 helps prevent damage from system faults, making it a reliable choice for maintaining water circulation across various applications.   Features & Benefits: ✅ 9 intelligent modes including AUTO, CP, and PP ✅ Night mode for energy savings down to 5W ✅ Three fixed speed settings for manual operation ✅ Proportional and constant pressure control ✅ Compact 130mm body for easier installation ✅ One-button interface for quick adjustments ✅ Integrated electrical and thermal protection ✅ Designed for potable water circulation ✅ Suitable for domestic and light commercial use ✅ Reliable and energy-efficient operation

BritTherm Сirculator Pump B3 Series B3 25/7-130 (661996911)

The BritTherm B3 25/7-130 Circulator Pump is a cutting-edge automatic pump designed for efficient circulation and recirculation of potable water. Featuring nine intelligent modes, including AUTO, fixed speeds, constant and proportional pressure settings, plus an energy-saving night mode, this 130mm pump adapts seamlessly to your system’s demands, providing optimal performance while conserving energy. The BritTherm Circulator Pump B3 25/7-130 brings advanced intelligence to water circulation with nine built-in modes designed to meet the specific needs of potable water systems. Users can choose from three fixed speeds for manual control or select AUTO mode for automatic optimisation of the pump’s operating range. Two constant pressure modes (CP1 and CP2) maintain stable pressure in circulation and recirculation, regardless of flow rate changes. Additionally, two proportional pressure modes (PP1 and PP2) adjust pump output in proportion to flow variations, ensuring efficient, precise operation. The night mode reduces power consumption to a mere 5 watts during low-demand periods, maintaining system integrity with minimal energy use. This pump also features electrical and thermal protection systems that safeguard against breakdowns caused by external conditions unrelated to pump operation, ensuring durability and reliable performance in domestic and commercial heating systems.   Features & Benefits: ✅ Nine intelligent operating modes for adaptable performance ✅ Compact 130mm design suitable for varied installations ✅ Energy-saving night mode reducing power to 5 watts ✅ Three fixed speeds for easy manual selection ✅ Constant pressure modes ensure steady system pressure ✅ Proportional pressure modes adjust pump flow efficiently ✅ One-button activation for simple mode switching ✅ Electrical and thermal protection for long-lasting reliability ✅ Ideal for potable water circulation and recirculation ✅ Quiet, dependable operation for residential and commercial use

BritTherm Сirculator Pump S1 Series S1 25/4-130 (661999102)

The BritTherm S1 25/4-130 Circulator Pump is a reliable, classic three-speed pump designed for the circulation and recirculation of cold and hot potable water. Its robust stainless steel EN1.4521 casing provides excellent corrosion resistance, making it suitable for demanding water systems. Manual speed selection via a mechanical switch offers simple and precise control across the pump’s full power range. The BritTherm Circulator Pump S1 25/4-130 delivers proven performance for circulating potable water in heating and water supply systems. Its 25mm size and 130mm body length suit a wide variety of domestic and commercial applications where dependable water circulation is essential. Featuring three fixed speeds, this pump allows manual adjustment through a mechanical switch, enabling users to select the appropriate power level for the system’s demands. The stainless steel EN1.4521 casing ensures durability and resistance to corrosion, prolonging pump life and maintaining efficiency. Built-in electrical and thermal protection systems safeguard the pump from faults unrelated to its normal operation, enhancing reliability and reducing the risk of breakdown. The S1 Series pump’s straightforward design and trusted construction make it ideal for clean water circulation and recirculation.   Features & Benefits: ✅ 25mm connection with 130mm body length for versatile installation ✅ Manual three-speed control via mechanical switch for user-friendly operation ✅ Durable stainless steel EN1.4521 casing for corrosion resistance ✅ Suitable for circulating cold and hot potable water ✅ Electrical and thermal protection to prevent damage ✅ Time-tested design for reliable water recirculation

BritTherm Сirculator Pump S2 Series S2 12/10-162 (661999202)

The BritTherm S2 12/10-162 Circulator Pump is a reliable booster pump designed specifically for use with water tanks to ensure a stable and consistent water supply. Built with a durable stainless steel EN1.4521 casing, it features dual automatic operation modes to suit domestic plumbing needs. The pump is fitted with a ¾" threaded connection for easy installation and includes an integrated check valve for efficient backflow prevention. The BritTherm Circulator Pump S2 Series S2 12/10-162 offers an intelligent solution for boosting water supply from tanks, maintaining consistent pressure and flow for household consumption. Constructed from high-quality stainless steel EN1.4521, this pump is engineered to withstand the rigours of everyday use and resist corrosion. It provides two operational programmes: Manual Mode, where the pump runs continuously until manually switched off, and AUTO Mode, which intelligently detects water flow and pressure changes, activating the pump automatically when taps open and shutting off when they close. This automatic feature ensures energy efficiency and convenience. The pump includes an integrated check valve within the casing, preventing backflow and maintaining system integrity. Electrical and thermal protection systems safeguard the pump from breakdowns caused by external faults unrelated to normal operation, ensuring reliable performance and longevity. Ideal for use with drinking water tanks, the BritTherm S2 12/10-162 enhances domestic water systems by stabilising pressure and flow for a smooth water supply.   Features & Benefits: ✅ Durable stainless steel EN1.4521 casing for long-lasting performance ✅ Dual operation modes: Manual and AUTO for flexible control ✅ Automatic start/stop based on flow and pressure changes in AUTO mode ✅ Integrated check valve prevents backflow ✅ ¾" threaded connection for simple installation ✅ Electrical and thermal protection systems for pump safety ✅ Ideal for boosting water supply from tanks in domestic plumbing

BritTherm Replacement Pump Head H4 Series H4 25/6 (661996605)

The BritTherm H4 25/6 Replacement Pump Head is a versatile and energy-efficient clockwise-rotating motor head ideal for combination gas boilers. Designed with built-in PWM (Pulse Width Modulation) functionality, it allows seamless remote control of rotor speed via a low-voltage signal from the boiler’s electronic board. Compatible with leading thermostat brands such as Siemens and Honeywell, the H4 25/6 is a dependable solution for modern heating systems including underfloor heating, solar installations, and heat pumps. Optimise your central heating system with the BritTherm H4 25/6, a reliable and easy-to-install replacement pump head built for clockwise rotor operation. This advanced motor uses PWM technology for remote speed adjustment and integrates directly with your boiler’s controller for smart, efficient operation. The H4 25/6 is equipped with 11 automatic operating programmes and 3 constant-speed modes, giving it the flexibility to handle a variety of domestic heating requirements. Its energy-saving night mode reduces consumption to just 5 watts without sacrificing performance. Built-in thermal and electrical protection ensure long-term reliability, making this unit ideal for any homeowner or engineer seeking a robust, energy-conscious upgrade.   Features & Benefits: ✅ Clockwise rotation for compatibility with a wide range of boilers ✅ Integrated PWM for smart remote speed control ✅ Compatible with Siemens, Honeywell, and other thermostat systems ✅ Suitable for smart home, solar, and heat pump systems ✅ 11 automatic operation programmes ✅ 3 constant “Old School” speed settings ✅ Night Power Reduction Function (down to 5W) ✅ Built-in protection against electrical and thermal faults ✅ Easy to retrofit and install ✅ Boosts system efficiency and reduces energy bills ✅ Designed for modern heating system upgrades

BritTherm Сirculator Pump B1 Series B1 20/12-180 (661996708)

The BritTherm B1 20/12-180 Circulator Pump is a high-performance, three-speed circulation pump built with a durable bronze body for safe use with cold and hot drinking water. Designed for demanding applications, this model delivers strong flow capacity and flexibility with manually selected speed settings. With reliable thermal and electrical protection, it’s a time-tested solution for domestic and light commercial systems. Built to handle higher capacity circulation requirements, the BritTherm B1 20/12-180 Circulator Pump offers robust performance in potable water systems. Its bronze body construction provides excellent corrosion resistance, making it suitable for both hot and cold water circulation. The pump features a manual switch with three fixed speeds, enabling users to easily adjust flow settings across the full power range to match the system's demands. This “Old School” design is favoured for its reliability and simplicity in a wide range of installation types. To ensure safe and long-lasting operation, the pump is equipped with integrated electrical and thermal protection systems. These features safeguard against external faults and thermal overloads, preventing unexpected breakdowns and maintaining system reliability. This model’s 180mm length and powerful performance make it ideal for larger domestic systems, commercial premises, or multi-zoned heating and water circulation applications.   Features & Benefits: ✅ Three-speed manual operation for adaptable flow control ✅ High-capacity performance for larger systems ✅ Bronze body for safe use with drinking water ✅ Reliable and easy-to-service design ✅ Electrical and thermal safety protection built in ✅ Ideal for both domestic and commercial water systems

BritTherm Сirculator Pump B1 Series B1 25/4-130 (661996702)

The BritTherm B1 25/4-130 Circulator Pump is a dependable three-speed pump designed for circulating both hot and cold potable water. Its classic bronze body construction ensures compatibility with drinking water systems, while the manual speed selector allows for precise control across varying system requirements. Ideal for homeowners and installers looking for a traditional, proven solution with added protection features for long-term reliability. The BritTherm B1 25/4-130 Circulator Pump offers an efficient and robust solution for domestic water circulation. Featuring a durable bronze body, it’s suitable for applications involving drinking water, and resistant to corrosion over time. This model comes with a simple three-speed mechanical switch, letting users set the flow rate to match their specific system performance needs. This “Old School” control method is appreciated for its reliability and ease of use, particularly in traditional or retrofit installations. With built-in thermal and electrical protection, the pump is safeguarded from overheating and electrical faults, reducing the risk of breakdowns caused by external issues. Its compact 130mm length makes it suitable for tight installation spaces in residential systems.   Features & Benefits: ✅ Three manual speed settings for system flexibility ✅ Corrosion-resistant bronze body for potable water ✅ Trusted “Old School” mechanical control ✅ Thermal and electrical protection for peace of mind ✅ Compact design suitable for tight spaces ✅ Ideal for central heating and domestic water systems

BritTherm Automatic Сirculator Pump P5 Series P5 25/5-130 (661995706)

The BritTherm P5 25/5-130 Circulator Pump is a high-efficiency, intelligent solution for domestic heating systems, including boilers, HIUs, and hot water loops. Featuring a 5-metre head and standard 130mm body, it fits most modern installations with ease. With 10 operation modes, dual PWM control, and an energy-saving night function, this pump is ideal for systems requiring adaptive pressure and speed control. It’s compatible with popular thermostat brands and offers a smart, safe, and reliable heating upgrade. The BritTherm P5 25/5-130 Circulator Pump delivers robust performance and intelligent operation, suited for a wide variety of heating system configurations. With a 5-metre head height and 25mm connections, it’s well-matched for zoned central heating, hot water recirculation, and underfloor heating circuits. The unit includes 10 built-in control modes that cater to varied system needs: AUTO mode for general use, constant pressure settings (CP1 and CP2) for steady-flow systems, and proportional pressure modes (PP1 and PP2) for systems where flow demand varies. It also offers three fixed speeds for legacy system compatibility. Dual PWM terminals (GT and ST) allow integration with smart thermostats from trusted brands like Siemens and Honeywell. The night mode reduces power usage to only 5 watts, cutting energy bills without compromising comfort. Protection features include advanced electrical and thermal safeguards that enhance pump durability and shield it from system-related faults, delivering confidence and longevity for the installer and homeowner alike.   Features & Benefits: ✅ Compact 130mm body for easy installation ✅ 5-metre head ideal for small to medium heating circuits ✅ 25mm ports for standard domestic systems ✅ Dual PWM control inputs for remote integration ✅ AUTO mode handles 80% of household setups ✅ Constant & proportional pressure settings for precision control ✅ Legacy three-speed mode for older systems ✅ Night-time power reduction down to 5W ✅ Thermal and electrical protection built in ✅ Compatible with Siemens, Honeywell, and other major controllers

BritTherm Automatic Сirculator Pump P7 Series P7 32/8-180 (661995902)

The BritTherm P7 32/8-180 circulator pump is engineered for commercial heating applications, combining a permanent magnet motor with compact rotor technology for silent and energy-saving performance. Offering 13 automatic operation modes, including AUTO, constant pressure, proportional pressure, and fixed speed modes, it adapts easily to various system demands. With advanced electrical and thermal protections and a self-ventilated casing, this pump ensures reliability and long service life in underfloor heating and HVAC systems. Designed for commercial HVAC and underfloor heating systems, the BritTherm P7 32/8-180 is a high-performance circulator pump featuring 32mm ports and a 180mm length. It delivers up to 8 metres of head pressure, ideal for medium-demand installations requiring quiet and efficient operation. Equipped with a permanent magnet motor and compact rotor, the pump provides whisper-quiet operation while reducing power consumption. Its 13 selectable modes include AUTO mode for straightforward setup, four constant pressure modes (CP2 to CP5) for stable flow applications, four proportional pressure modes (PP2 to PP5) that adjust to varying flow rates, and four fixed rotor speed modes for traditional control. The automatic night power reduction feature drops energy use to just 5 watts during off-peak hours, maintaining heating quality while saving electricity. Its self-ventilated design prevents air ingress, improving operational reliability. Built-in electrical and thermal protection systems guard against external faults, minimising downtime and enhancing durability.   Features & Benefits: ✅ Permanent magnet motor for superior energy efficiency ✅ Whisper-quiet operation with compact rotor technology ✅ 13 flexible operation modes for varied heating systems ✅ Four constant pressure modes (CP2 to CP5) ✅ Four proportional pressure modes (PP2 to PP5) ✅ Four fixed rotor speed modes for consistent operation ✅ Automatic night power reduction to 5 watts ✅ Self-ventilated casing to prevent air ingress ✅ Electrical and thermal protection for enhanced safety ✅ Ideal for commercial HVAC and underfloor heating

BritTherm Automatic Сirculator Pump P8 Series P8 40/12 (661996001)

The BritTherm P8 40/12 is a robust, flanged circulator pump designed for demanding commercial heating applications. Equipped with permanent magnet and compact rotor technology, it ensures quiet operation and low power consumption. Offering 16 versatile automatic modes, including AUTO, constant pressure, proportional pressure, and fixed speed modes, this pump is highly adaptable to various system requirements. Its built-in electrical and thermal protections increase reliability, while the automatic night power reduction function optimises energy savings without compromising heating performance. Built for heavy-duty commercial heating systems, the BritTherm P8 40/12 features a 40mm flanged connection and a maximum head of 12 metres, making it ideal for high-demand HVAC installations. The pump's advanced permanent magnet motor and compact rotor technology deliver quiet, efficient performance with minimal energy use. This pump offers 16 selectable operation modes, allowing users to tailor performance to system needs. The AUTO mode simplifies setup by adapting to 80% of existing heating systems. Five constant pressure modes (CP1 to CP5) maintain steady flow in systems with minimal fluctuations, while five proportional pressure modes (PP1 to PP5) adjust dynamically for systems with varying flow rates. Additionally, five fixed rotor speed modes (CS1 to CS5) provide traditional speed control options. An automatic night power reduction feature reduces energy consumption to just 5 watts during off-peak hours, preserving heating comfort while saving energy. Electrical and thermal protection systems safeguard the pump from external issues unrelated to normal operation, enhancing durability and reducing downtime.   Features & Benefits: ✅ Heavy-duty flanged design for commercial heating systems ✅ Permanent magnet motor for energy-efficient operation ✅ Compact rotor technology for whisper-quiet performance ✅ 16 versatile automatic operation modes ✅ AUTO mode for easy one-button activation ✅ Five constant pressure modes (CP1 to CP5) ✅ Five proportional pressure modes (PP1 to PP5) ✅ Five fixed rotor speed modes (CS1 to CS5) ✅ Automatic night power reduction to 5 watts ✅ Electrical and thermal protection for enhanced reliability

BritTherm Automatic Сirculator Pump P8 Series P8 65/12 (661996003)

The BritTherm P8 65/12 is a heavy-duty flanged circulator pump designed for commercial heating systems. It features a permanent magnet motor and compact rotor technology for quiet, efficient operation with low power consumption. With 16 automatic operation modes—including AUTO, constant pressure, proportional pressure, and fixed rotor speed modes—this pump offers exceptional versatility for diverse commercial HVAC requirements. The automatic night power reduction function minimises energy use without compromising heating performance, supported by electrical and thermal protection for enhanced reliability. Built to meet the demands of commercial HVAC systems, the BritTherm P8 65/12 pump comes with a 65mm flanged connection and delivers a maximum head of 12 metres. Its permanent magnet motor and compact rotor design ensure whisper-quiet running while maintaining high energy efficiency, ideal for environments where noise and energy costs are a concern. The pump’s 16 automatic modes provide flexible control options: AUTO mode activates with a single button press, suitable for approximately 80% of existing heating systems. Five constant pressure modes (CP1 to CP5) cater to stable flow rate applications, while five proportional pressure modes (PP1 to PP5) adjust dynamically for variable flow demands. Additionally, five fixed rotor speed modes (CS1 to CS5) allow traditional manual speed selection. Energy efficiency is further improved with the automatic night power reduction feature, cutting power consumption down to 5 watts during low-demand periods without affecting heating quality. Robust electrical and thermal protection mechanisms guard against external damage unrelated to pump operation, ensuring longevity and dependable performance in commercial settings.   Features & Benefits: ✅ Heavy-duty 65mm flanged pump for commercial heating systems ✅ Permanent magnet motor for quiet, energy-efficient operation ✅ Compact rotor technology reduces noise and power use ✅ 16 automatic operation modes for versatile system control ✅ Simple one-button AUTO mode activation ✅ Five constant pressure modes (CP1–CP5) for stable flow systems ✅ Five proportional pressure modes (PP1–PP5) for variable flow systems ✅ Five fixed rotor speed modes (CS1–CS5) for manual control ✅ Automatic night power reduction to 5 watts for energy saving ✅ Electrical and thermal protection for enhanced reliability

BritTherm Automatic Сirculator Pump P3 Series P3 25/5-180 (661995507)

The BritTherm P3 25/5-180 Circulator Pump is engineered for domestic heating systems needing a longer 180mm body. With a 25mm connection and 5-metre head, it provides consistent circulation for typical household setups. This intelligent pump features nine built-in operating modes, including AUTO, constant and proportional pressure settings, and three manual speeds. Ideal for concealed installations, it ensures quiet, energy-efficient performance with a smart control panel and night-time power reduction. The BritTherm P3 25/5-180 Circulator Pump delivers reliable, energy-efficient performance for domestic heating systems. With a 25mm connection and extended 180mm body length, it's suited for installations requiring a longer form factor. It offers a 5-metre head, ideal for standard household heating loops. Equipped with nine intelligent operation modes, including an AUTO setting that automatically adapts performance to your system’s needs, this pump provides excellent control and comfort. Two constant pressure modes (CP1 and CP2) ensure stable operation regardless of demand, while two proportional pressure modes (PP1 and PP2) adjust flow dynamically. Three fixed-speed settings offer manual control for those preferring traditional adjustment. Its automatic night-time power reduction helps cut energy use down to 5 watts without compromising system efficiency. The pump is protected by built-in electrical and thermal safeguards, and the side-mounted control panel makes installation easy in tight or hidden spaces.   Features & Benefits: ✅ 25mm connection with extended 180mm body ✅ 5-metre head – reliable performance for homes ✅ One-touch AUTO mode with adaptive output ✅ Constant pressure settings (CP1, CP2) ✅ Proportional pressure modes (PP1, PP2) ✅ Three manual speed selections ✅ Night mode reduces power to just 5W ✅ Thermal and electrical protection as standard ✅ Side control panel for concealed installs ✅ Quiet and maintenance-friendly design

BritTherm Automatic Сirculator Pump P2 Series P2 25/10-130 (661995419)

The BritTherm P2 25/10-130 Circulator Pump is engineered for efficient heating system circulation, featuring a 25mm connection and a 10-metre head for enhanced flow and pressure. Equipped with nine automatic operating modes, including AUTO, constant and proportional pressure settings, plus three manual fixed speeds, this pump adapts intelligently to varying heating demands. Its Night Mode reduces power use to just 5 watts during off-peak hours, helping to lower energy costs without compromising heating performance. Built-in electrical and thermal protections safeguard against damage, ensuring reliable long-term operation. The BritTherm P2 25/10-130 Circulator Pump offers reliable and energy-efficient performance tailored to modern heating systems. With its 25mm pipe connections and a 130mm body length, it delivers up to 10 metres of head pressure, ideal for medium-sized heating circuits requiring consistent flow and pressure. Featuring nine automatic operation modes, the pump adjusts intelligently to system requirements. The simple AUTO Mode activates with one button press and suits approximately 80% of heating systems, easing installation and use. Two constant pressure modes (CP1 and CP2) maintain steady pressure regardless of flow changes, while two proportional pressure modes (PP1 and PP2) dynamically adapt pump speed in response to pressure variations. For users preferring manual control, three fixed speed options are available. The innovative Night Operating Mode reduces energy consumption to just 5 watts during low-demand periods, maximising energy savings while maintaining comfort. Electrical and thermal protection systems provide an extra layer of safety by preventing breakdowns caused by external factors unrelated to the pump’s operation. This pump is an excellent choice for domestic and commercial heating systems, delivering comfort, efficiency, and durability.   Features & Benefits: ✅ 25mm connection size for versatile heating system compatibility ✅ 10m head supports medium-sized heating circuits ✅ Easy AUTO Mode for quick setup and operation ✅ Constant pressure modes (CP1, CP2) ensure stable system pressure ✅ Proportional pressure modes (PP1, PP2) optimise pump performance dynamically ✅ Three fixed speed options for manual control ✅ Energy-efficient Night Mode reduces consumption to 5W ✅ Electrical and thermal protection enhances reliability ✅ Suitable for residential and commercial heating applications

BritTherm Automatic Сirculator Pump P2 Series P2 25/4-130 (661995402)

The BritTherm P2 25/4-130 circulator pump is designed to provide superior control and efficiency in heating systems. With nine built-in automatic operation modes, this pump adapts intelligently to various system demands, ensuring optimal comfort while minimising energy consumption. Its compact 130mm length and 4-metre head make it ideal for a broad range of residential and commercial heating applications. The BritTherm Automatic Circulator Pump P2 25/4-130 stands out with its extensive nine automatic operation modes, offering unrivalled flexibility for modern heating systems. It features an AUTO mode suitable for most installations, alongside two constant pressure modes (CP1 and CP2) and two proportional pressure modes (PP1 and PP2) that adjust pump performance based on system pressure. In addition to the three fixed speeds for manual control, the P2 25/4-130 includes a night operating mode, which reduces energy consumption to just 5 watts without sacrificing heating quality. The pump also boasts electrical and thermal protection systems, preventing breakdowns caused by external factors unrelated to its operation. Designed for reliable and quiet operation, this pump ensures efficient water circulation and is ideal for optimising energy use in domestic and commercial heating setups.   Features & Benefits: ✅ 4-metre head suitable for light to moderate resistance systems ✅ Compact 130mm length with standard 1" BSP connections ✅ Nine automatic operation modes for versatile control ✅ AUTO mode covers 80% of heating system types ✅ Two constant pressure modes (CP1 & CP2) for stable pressure ✅ Two proportional pressure modes (PP1 & PP2) adapting to system pressure ✅ Three fixed speeds for manual operation ✅ Night mode reduces power to 5 watts for energy savings ✅ Electrical and thermal protection for enhanced durability ✅ Quiet and reliable pump operation

BritTherm Automatic Сirculator Pump P2 Series P2 25/6-180 (661995411)

The BritTherm P2 25/6-180 Circulator Pump delivers advanced performance for domestic and light commercial heating systems. With a 6-metre head, 180mm body length, and nine smart modes including AUTO, constant and proportional pressure, fixed speeds, and night mode, it ensures maximum efficiency and comfort. Ideal for larger installations with 180mm pump spacing. Engineered for optimal flow control and energy efficiency, the BritTherm P2 25/6-180 Circulator Pump is a powerful and adaptable heating solution. It features nine intelligent operation modes, including a one-touch AUTO Mode that dynamically adapts to the system's needs—perfect for around 80% of UK heating setups. Its two Constant Pressure settings (CP1 & CP2) keep pressure stable regardless of changes in flow, while Proportional Pressure modes (PP1 & PP2) optimise energy use by scaling output in line with system demand. For traditional installers, the pump also offers three selectable Fixed Speeds. During reduced usage periods, Night Mode limits power draw to just 5 watts without sacrificing system reliability. A longer 180mm body suits installations where standard 130mm models won’t fit. Built-in electrical and thermal protections safeguard against faults and external disruptions.   Features & Benefits: ✅ 9 operation modes, including smart AUTO Mode ✅ CP1 & CP2 ensure constant pressure performance ✅ PP1 & PP2 adapt to pressure variations for efficiency ✅ Traditional 3-speed manual options ✅ Night Mode saves energy down to 5 watts ✅ Suitable for 25mm pipework with 6m head ✅ Extended 180mm body for wider installation compatibility ✅ Electrical & thermal protection for safe, long-term use

BritTherm Automatic Сirculator Pump P2 Series P2 25/7-130 (661995414)

The BritTherm P2 25/7-130 Circulator Pump delivers superior performance in a compact 130mm body with 25mm connections and a powerful 7-metre head height. Ideal for domestic or light commercial heating systems, this pump adapts intelligently to demand with nine automatic modes. From AUTO and constant pressure to proportional pressure and fixed speed settings, this model provides flexible, energy-saving control. With added thermal and electrical protection, it's a smart, durable solution for system efficiency and reliability. The BritTherm P2 25/7-130 is a compact yet powerful circulator pump designed to meet the demands of modern heating systems. Its 25mm ports and 130mm length allow for easy installation in limited spaces, while the 7-metre head ensures robust circulation across larger or multi-floor systems. The pump features nine adaptive control modes. AUTO Mode offers a one-touch solution that meets the needs of around 80% of typical installations. Constant Pressure Modes (CP1 & CP2) maintain pressure regardless of system flow, while Proportional Pressure Modes (PP1 & PP2) adjust based on real-time changes, improving comfort and reducing energy usage. For those preferring manual operation, three traditional fixed speeds are available. Night Mode drops energy usage down to just 5 watts without compromising performance. Plus, integrated electrical and thermal safety protections ensure reliable operation in any scenario. This pump is ideal for installers and property owners looking to balance performance, efficiency, and flexibility.   Features & Benefits: ✅ Powerful 7m head with 25mm inlet/outlet ✅ Compact 130mm body for easy installation ✅ One-touch AUTO Mode suits most systems ✅ Constant & proportional pressure options for precise control ✅ Manual 3-speed selection for legacy systems ✅ Night Mode reduces energy use to 5W ✅ Built-in thermal and electrical protection ✅ Suitable for homes or light commercial systems

BritTherm Automatic Сirculator Pump P1 Series P1 25/5-130 (661995304)

The BritTherm P1 25/5-130 Circulator Pump is a compact yet powerful option for domestic heating systems. Featuring intelligent AUTO mode, three manual speed settings, and a night-time energy-saving function, this 130mm pump combines flexibility with high performance. With robust thermal and electrical protection and a compact 1" connection size, it's ideal for tight installations requiring reliable circulation and optimal efficiency. Designed to meet the demands of modern domestic heating systems, the BritTherm Automatic Circulator Pump P1 25/5-130 delivers efficient and adaptive performance in a compact 130mm body. The smart AUTO mode automatically adjusts output to suit system requirements, enhancing comfort and reducing energy use. For installers seeking manual control, the pump also features three selectable fixed speeds, accessible with a simple button press. During off-peak periods, the automatic night-time reduction function cuts power consumption to as low as 5 watts—saving energy without compromising system performance. Built with electrical and thermal protection as standard, the P1 25/5-130 offers added reliability and peace of mind. It's a practical and intelligent choice for smaller pipework setups, such as 1" systems in homes or small commercial premises.   Features & Benefits: ✅ Compact 130mm body for easy domestic installation ✅ 1" BSP connections for common heating systems ✅ Intelligent AUTO mode adjusts to system demands ✅ Three fixed speeds for flexible manual control ✅ Night-time power reduction down to 5W ✅ Built-in thermal and electrical protection ✅ Quiet and efficient operation ✅ Simple one-button interface

BritTherm Automatic Сirculator Pump P1 Series P1 25/10-130 (661995319)

The BritTherm P1 25/10-130 Circulator Pump delivers high performance with a 10-metre head, perfect for larger or more complex heating systems. Its compact 130mm body fits neatly into tight spaces while offering four built-in operation modes, including an intelligent AUTO mode that optimises pump speed for energy efficiency and comfort. With a low-power night mode and robust electrical and thermal protection, this pump is both reliable and economical for residential or commercial heating applications. Engineered for demanding heating systems, the BritTherm Automatic Circulator Pump P1 25/10-130 combines power with smart energy management. The 10-metre head capability makes it suitable for systems with higher resistance, ensuring consistent and effective circulation of heating fluids. This model features three fixed speeds for manual control and an AUTO mode that intelligently adapts to the heating system’s requirements, balancing performance with minimal energy use. The automatic night power reduction function cuts power consumption down to 5 watts during off-peak periods, helping reduce running costs without sacrificing comfort. Built to last, the pump includes essential electrical and thermal protection systems to guard against damage caused by external factors, enhancing reliability and longevity. Its compact dimensions make installation straightforward, even in restricted spaces.   Features & Benefits: ✅ High 10-metre head for demanding heating systems ✅ Compact 130mm body length with standard 1" BSP connections ✅ Intelligent AUTO mode adjusts pump operation automatically ✅ Three fixed speed settings for manual selection ✅ Night mode reduces power use to 5 watts ✅ Electrical and thermal protection for enhanced durability ✅ Quiet operation suitable for domestic and commercial use ✅ Simple single-button control

MacDonald Plumbing Supplies MacPump 3 Speed Domestic Circulating Pump - 25/6-130

The MacPump 3 Speed Domestic Circulating Pump - 25/6-130 is a reliable and energy-efficient solution for circulating water in domestic heating systems. Designed for use in radiator circuits, hot water systems, and underfloor heating, it features a 3-speed manual setting for flexible control of flow rates. With a 6m head and simple plug-and-pump installation, it offers dependable performance and ease of use.

MacDonald Plumbing Supplies MacChem 18Ltr Stainless Steel Dosing Pot (DPSS18)

Explore the 18Ltr Stainless Steel Dosing Pot (DPSS18), featuring durable 304 stainless steel construction, a polished finish, and wall mounting brackets. Ideal for closed systems, this dosing pot facilitates the addition of water treatments and chemicals without the need for system shutdown.

MacDonald Plumbing Supplies MacChem 25Ltr Stainless Steel Dosing Pot (DPSS25)

Explore the 25Ltr Stainless Steel Dosing Pot (DPSS25), featuring durable 304 stainless steel construction, a polished finish, and wall mounting brackets. Ideal for closed systems, this dosing pot facilitates the addition of water treatments and chemicals without the need for system shutdown.

MacDonald Plumbing Supplies MacChem 11Ltr Stainless Steel Dosing Pot (DPSS11)

Explore the 11Ltr Stainless Steel Dosing Pot (DPSS11), featuring durable 304 stainless steel construction, a polished finish, and wall mounting brackets. Ideal for closed systems, this dosing pot facilitates the addition of water treatments and chemicals without the need for system shutdown.

MacDonald Plumbing Supplies MacChem 6Ltr Stainless Steel Dosing Pot (DPSS06)

Explore the 6Ltr Stainless Steel Dosing Pot (DPSS06), featuring durable 304 stainless steel construction, a polished finish, and wall mounting brackets. Ideal for closed systems, this dosing pot facilitates the addition of water treatments and chemicals without the need for system shutdown.

MacDonald Plumbing Supplies MacChem 3.5Ltr Stainless Steel Dosing Pot (DPSS03.5)

Explore the 3.5Ltr Stainless Steel Dosing Pot (DPSS03.5), featuring durable 304 stainless steel construction, a polished finish, and wall mounting brackets. Ideal for closed systems, this dosing pot facilitates the addition of water treatments and chemicals without the need for system shutdown.

Trappex Expansion Vessel Service Valve ¾

Ensure efficient maintenance of your heating system with the Trappex Expansion Vessel Service Valve. This valve offers convenient access for draining, repressurising, and adding chemical inhibitor to your expansion vessel. With its integrated filling loop assembly and isolation capability, it simplifies maintenance tasks while minimising downtime.

Hotun Detect In-Tundish Water Alarm Unit BLACK HDSB-1P

The Patented Award Winning and critically acclaimed Hotun detect, is the world's first, in-tundish T/PRV and water tank overflow, water alarm unit providing an immediate audible and visual alert to the home owner or building user if the T/PRV or overflow starts to drip. The Hotun detect alarm unit has been specifically designed alongside our innovative patented Hotun dry trap tundish range to help prevent boiler breakdowns, due to low pressure lock outs, and help save water and energy in water heaters and storage tanks. The alarm is designed to give an effective early warning that something is wrong with the system; Hotun detect will give one of 4 different alerts depending on the temperature of the discharging water, thus aiding fault diagnosis. With the early detection of water passing, water loss can be minimised and boiler lock-outs can avoided. Failures can then be rectified before something more serious goes wrong. With an alert, the homeowner or building user is reminded about the need for effective servicing of the appliances, so giving the engineer the opportunity of gaining extra servicing work. The unit's 72dBA alarm, is loud enough to be heard (even behind a closed door or in the rom below if fitted in a loft) but not too loud or frequent to be too annoying. For use on all T/PRV discharges and water tank overflows. Hotun detect can be used with Hotun shield (HS100C or HSSF) provided the cut-out in the shield is removed.

Altecnic Caleffi XS 22mm Filter 545912

The Altecnic Caleffi XS 22mm Magnetic Filter 545912 is a compact and highly efficient magnetic system filter designed to protect domestic heating systems from circulating debris. Featuring a powerful internal magnet and stainless steel mesh filter, it captures both magnetic and non-magnetic contaminants to help maintain boiler efficiency and prolong system life. With integrated isolation, visual inspection windows, and 22mm compression connections, it offers simple installation and straightforward servicing.

Regin Extra Long 15m Drain Down Hose & Bag REGR15

Our 15 Metre drain down hose is made from actual formed rubber, NOT the imitation plastic rubber you see in cheaper drain down hoses. This 15 Metre hose is also perfect when stored away in the REGR08, which will keep it tidy and drip free in your work van after use. Our hoses now are printed with the 'REGIN' logo across the length of the hose to prevent copies of the original hose.

MacDonald Plumbing Supplies MacVent 15mm Compression Air Vent

The MacVent 15mm Compression Air Vent is a versatile manual air vent designed for use with 15mm compression fittings in heating, cooling, and other wet systems. Manufactured from durable brass, it can replace a standard 15mm olive to provide a convenient venting point. Suitable for both temporary and permanent applications, it offers a reusable and practical solution for installers working on vented and unvented systems.

Regin Tubing & Cable Storage Zip Bag REGR08

The Regin Tubing & Cable Storage Zip Bag REGR08 is a durable and practical storage solution designed to keep hoses, tubing, and cables neatly organised during transport and storage. Manufactured from high-quality Oxford cloth with a water-resistant finish, it helps protect equipment from dirt and moisture while reducing tangles. Ideal for storing drain down hose kits, plumbing tubing, or EV charging cables, this lightweight zip bag is an essential accessory for professional tradespeople.

Hotun Detect In-Tundish Water Alarm Unit HDSW-1P

The Patented Award Winning and critically acclaimed Hotun detect, is the world's first, in-tundish T/PRV and water tank overflow, water alarm unit providing an immediate audible and visual alert to the home owner or building user if the T/PRV or overflow starts to drip. The Hotun detect alarm unit has been specifically designed alongside our innovative patented Hotun dry trap tundish range to help prevent boiler breakdowns, due to low pressure lock outs, and help save water and energy in water heaters and storage tanks. The alarm is designed to give an effective early warning that something is wrong with the system; Hotun detect will give one of 4 different alerts depending on the temperature of the discharging water, thus aiding fault diagnosis. With the early detection of water passing, water loss can be minimised and boiler lock-outs can avoided. Failures can then be rectified before something more serious goes wrong. With an alert, the homeowner or building user is reminded about the need for effective servicing of the appliances, so giving the engineer the opportunity of gaining extra servicing work. The unit's 72dBA alarm, is loud enough to be heard (even behind a closed door or in the rom below if fitted in a loft) but not too loud or frequent to be too annoying. For use on all T/PRV discharges and water tank overflows. Hotun detect can be used with Hotun shield (HS100C or HSSF) provided the cut-out in the shield is removed.

Regin 13mm (1/2) Brass Straight Hose Joiner (For Joining 2 X Drain-Down Hose Kits) REGR65

The 13mm (1/2") Brass straight hose joiner for the REGIN REGR09 Drain down hose.

Todays Tools 15mtr Drain Down Hose DDH

Not suitable for pressurised systems.

Drayton ZA5/679 2 Port Motorised Valve 22mm Compression

The Drayton ZA5/679 2 Port Motorised Valve 22mm Compression is a reliable and easy-to-install solution for controlling water flow in central heating and hot water systems. Designed with industry standard wiring and a spring-return mechanism, it ensures efficient operation and dependable performance. With a compact design and manual override functionality, it is ideal for both new installations and replacement work.

Regin 2-in-1 Drain down hose REGR60

A 300mm length of 1/2” hose, 2m length of 6mm rubber hose and a brass connecting piece. Complete with jubilee hose clip.

Regin Analyser Infrared Printer REGXA55

REGXA55 - Analyser Infra-red Printer

Regin Drain-Down Hose REGR09

REGR09 - 10m drain down hose Kit  

Regin Rad Valve Change Kit REGR05

The Regin Radvalve Change kits are. Used for changing radiator valves without draining down. The kit comprises of 2 patented rubber bungs, key pattern fixing clip and a radiator air bleed key. For use on 15mm & 22mm pipework. Supplied in strong nylon zip bag. See REGR10 Radtrap Drainage Pad for details of an associated useful product.

Rob Pond Self Cutting Drain Off Cock

The Self Cutting Drain Off Cock is a practical and efficient solution for draining water from plumbing and heating systems without the need for pipe cutting or system dismantling. Designed for quick installation on 15mm copper pipe, it allows plumbers to create an instant drain point even when existing drain valves are inaccessible. Ideal for emergency work and maintenance tasks, this reusable tool enables fast, clean system draining with minimal spillage, making it an essential addition to any professional plumbing kit.