MacDonald Plumbing Supplies MacVessel Sealed System Filling Kit

The MacVessel Sealed System Filling Kit provides the essential components required for filling and monitoring sealed central heating systems using expansion vessels from 8 to 80 litres. The kit includes a filling loop with two 15mm compression fittings, a 3 bar safety relief valve and gauge, a 3/4 inch manifold, and a red or blue safety valve cap. Supplied as a convenient kit, it helps installers bring the key components together for efficient system installation and servicing. Suitable for use with a range of sealed heating systems and expansion vessel sizes.

MacDonald Plumbing Supplies Dosing Funnel

The MacDonald Plumbing Supplies Dosing Funnel provides a fast, clean, and convenient method of introducing inhibitors, sludge removers, and other heating system treatment chemicals into a central heating system via a radiator. Supplied with a ½" BSP adaptor, it connects directly to the radiator, allowing chemicals to be poured into the system with minimal mess. It is an essential tool for heating engineers carrying out routine servicing and system maintenance.

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.

Arctic Hayes SleepSafe Carbon Monoxide Alarm/Detector COA10

The Arctic Hayes SleepSafe Carbon Monoxide Alarm/Detector COA10 is a dependable, self contained safety device designed to protect occupants from the dangers of carbon monoxide exposure. Suitable for homes, caravans, and boats, this easy to use alarm features a sealed-for-life 10 year battery and provides continuous monitoring without the need for wiring or battery replacement. Certified to EN50291-1:2010 and EN50291-2:2010 standards, it meets essential safety requirements and is ideal for domestic installations, including social and council housing applications.

MacDonald Plumbing Supplies MacTape Cloth Insulation Tape 50mm x 50mtr Silver

The MacTape Cloth Insulation Tape 50mm x 50Mtr Silver is a reliable, heavy-duty solution designed for professional sealing, jointing and general repair applications. Manufactured from strong yet flexible polythene-coated fabric, this cloth tape delivers excellent durability while remaining easy to handle and apply. The aggressive pressure-sensitive high-tack adhesive ensures a secure bond on a wide range of surfaces, making it ideal for both indoor and outdoor use. With good water resistance and excellent conformability, this tape is well suited for plumbing, heating, electrical and general maintenance tasks where a dependable seal is required.

Trappex Centramag Genesis 28mm Heat Pump Filter

The Trappex Genesis 28mm Heat Pump Filter is a high-performance magnetic filter designed specifically for air source heat pump systems. Built with a robust brass body, it effectively removes both magnetic and non-magnetic debris, protecting your system and maximising efficiency.

MacDonald Plumbing Supplies MacValve Water Drain Valve with Hose Tail ½" BSP

The MacValve Water Drain Valve is a durable and reliable solution for draining water from boilers and manifolds. Featuring a ½" BSP hose tail connection, a secure lever valve, and a closing cap with ring nut, this valve ensures efficient water drainage while preventing leaks.

MacDonald Plumbing Supplies MacShock 15mm Water Shock Arrestor - Diaphragm

The MacShock 15mm Water Shock Arrestor - Diaphragm is a highly effective solution for eliminating water hammer and pressure surges in plumbing systems. Its compact size allows for flexible installation in confined spaces, while the internal diaphragm technology efficiently absorbs sudden changes in water flow. This shock arrestor is ideal for use with water meters, non-return valves, and appliances such as dishwashers and washing machines. Fully WRAS approved, it ensures quieter operation and long-term protection for your plumbing network, safeguarding boilers, pipes, and fittings from damage caused by hydraulic shock.

Trappex 28mm Genesis Brass Filter Without Valves

The Trappex 28mm Genesis Brass Filter Without Valves is a compact, high-quality in-line system filter that offers easy installation and quick cleaning. Manufactured with a robust brass body and triple radial EPDM seals, it is designed to capture both magnetic and non-magnetic particles, ensuring optimal system efficiency. This filter can be fitted horizontally or vertically, making it ideal for small or restricted access areas.

Trappex 28mm Genesis Brass Filter With Valves

The Trappex 28mm Genesis Brass Filter with Valves offers superior filtration for heating systems, capturing both magnetic and non-magnetic particles. Built with a robust brass body, this filter ensures optimal system efficiency and longevity, complete with a 25-year warranty for peace of mind.

MacDonald Plumbing Supplies MacScale 22mm Electrolytic Scale Reducer

The MacScale 22mm Electrolytic Scale Reducer is a reliable and maintenance-free solution for reducing limescale build-up in plumbing systems. Designed for larger 22mm pipework, it provides whole house protection using an electrolytic process that requires no chemicals or power. WRAS approved and easy to install, it helps maintain system efficiency and extend the lifespan of appliances and pipework.

MacDonald Plumbing Supplies MacScale 15mm Electrolytic Scale Reducer

The MacScale 15mm Electrolytic Scale Reducer is an effective, maintenance-free solution designed to reduce limescale build-up in plumbing systems. Suitable for both domestic and commercial use, it provides whole house protection using an electrolytic process that requires no chemicals or power. WRAS approved and easy to install with 15mm compression fittings, it helps extend the life of appliances and pipework.

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 MacPump 1½ "A" Rated Circulating Pump

The MacPump 1½" “A” Rated Circulating Pump is a high-efficiency solution designed for domestic heating and hot water systems. Featuring a permanent magnet motor and intelligent differential pressure control, it automatically adjusts performance to suit system demand. With both variable and fixed speed settings, a 6m head, and A-rated energy efficiency, it delivers reliable performance while helping to reduce energy consumption.

Danfoss Motorised Valve HP22B Paddle Type 2 Port 22mm DF087N660900

The Danfoss Motorised Valve HP22B Paddle Type 2 Port 22mm DF087N660900 is a high-performance valve designed for precise flow control in domestic and commercial heating systems. Featuring a paddle type mechanism for reliable shut-off and a robust construction, it ensures efficient operation and long service life. With a high flow rate and compatibility with a range of actuators, it offers flexibility for various heating applications.

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.

Trappex Expansion Vessel Bracket

Securely and precisely connect your expansion vessel to your heating system with the Trappex Expansion Vessel Bracket. Designed for installations with limited space, this bracket ensures reliable support and functionality for expansion vessels ranging from 2 to 25 litres.

Regin Yellow Hi-Viz Silicone Tube (6mm ID) REGU98

Enhance visibility and safety with Regin's Hi-Viz Silicone Tube. This 2-metre length tubing, with a 6mm internal diameter, is designed for use with gas readings in manometers. The vibrant yellow colour ensures better visibility compared to standard tubing. It is suitable for high-temperature applications, with a capacity to withstand temperatures up to 150°C.

MacDonald Plumbing Supplies Universal 240V Synchron Motor

The Universal 240V Synchron Motor is a versatile component suitable for most 2-port and 3-port motorised valves in central heating systems. By replacing just the motor, you can save on costly valve replacements and avoid hiring a plumber. This DIY-friendly motor ensures your central heating system operates efficiently.

Regin 10mm Nut Driver (Flexible Shaft) REGU81

The Regin 10mm Nut Driver (Flexible Shaft) REGU81 is the perfect tool for removing gas test nipples during gas tightness tests. Its flexible shaft and built-in 10mm fixed hex end make it a versatile and essential companion for gas engineers and professionals.

Trappex 22mm Centramag 2 Magnetic Filter

The Trappex Centramag 2 Magnetic Filter (22mm) is an advanced in-line filter designed to protect residential and light commercial heating systems from harmful debris. With a unique nine-separator design and quick-fit installation, it delivers premium performance in a compact form.

Trappex 22mm Genesis Brass Filter Without Valves

Designed for installation in small or restricted access areas. With the in-line system filter it is easy to install and fast and convenient to clean. With the aid of triple radial high performance EPDM seals. Manufactured from high quality robust brass. Can be fitted horizontally and vertically comes with a 25 year warranty.

Trappex 22mm Genesis Brass Filter With Valves

Designed for installation in small or restricted access areas. With the in-line system filter it is easy to install and fast and convenient to clean. With the aid of triple radial high performance EPDM seals. Manufactured from high quality robust brass. Can be fitted horizontally and vertically comes with a 25 year warranty.

MacDonald Plumbing Supplies MacShock ½ Water Shock Arrestor - Diaphragm

The MacShock 1/2" Water Shock Arrestor - Diaphragm is a compact and efficient device designed to absorb pressure surges and prevent water hammer in plumbing systems. It is particularly useful in systems with water meters, non-return devices, and appliances like dishwashers or washing machines. With WRAS approval, this shock arrestor ensures smooth operation, reduces pipe vibrations, and helps protect boilers and other plumbing components from damage caused by sudden changes in water flow.

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.

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.

Advantay Heat Pump Buffer Tank 24 Litres

Specifically designed for use with heat pump installations. to provide a stored volume of heated water which helps to prevent heat pump short cycling and can increase response mes, COP and increase the lifespan of the heat pump. Use for treated water only. The ACF-P range features wall mounting brackets featuring twin insulaon layer and a so PVC Jacket. The ACF-P has an industry leading Class A energy rating and is ERP ready. Made from Carbon Steel and will need suitable water treatment to prevent corrosion.

Hotun SF Range Black 15 - 22 Dry Trap Tundish HBSF15-22

The revolutionary, market-leading, plumber-designed Hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge

Hotun SF Range White 15 - 22 Dry Trap Tundish HWSF15-22

The revolutionary, market-leading, plumber-designed Hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge

Hotun SF Range Hiflo Black 15 - 32 Dry Trap Tundish HHBSF15-32

From the manufacturer that brought you the revolutionary, market-leading, plumber-designed Hotun dry trap tundish, here is our latest innovation, the Hotun Hiflo sf push-fit dry trap tundish. Allowing a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Taking both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline making it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers and now, with its push-fit inlet connection, can be fitted in seconds. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. Making diagnoses of any faults quick and simple. Hotun Hiflo sf is WRAS approved and fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge.

Hotun SF Range Hiflo White 15 - 32 Dry Trap Tundish HHWSF15-32

From the manufacturer that brought you the revolutionary, market-leading, plumber-designed Hotun dry trap tundish, here is our latest innovation, the Hotun Hiflo sf push-fit dry trap tundish. Allowing a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Taking both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline making it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers and now, with its push-fit inlet connection, can be fitted in seconds. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. Making diagnoses of any faults quick and simple. Hotun Hiflo sf is WRAS approved and fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge.

Hotun SF Range XL 22 - 32 Dry Trap Tundish HXLSF22-32

From the manufacturer that brought you the revolutionary, market-leading, plumber-designed Hotun dry trap tundish, here is our latest innovation, the Hotun xl sf push-fit dry trap tundish. Allowing a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Taking both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline making it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers and now, with its push-fit inlet connection, can be fitted in seconds. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. Making diagnoses of any faults quick and simple. Hotun xl sf is WRAS approved and fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge.

Hotun White 15 - 22 Dry Trap Tundish HW100C15-22

The revolutionary, market-leading, plumber-designed hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun  is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun is WRAS approved and fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge.

Hotun Hiflo Black 15 - 32 Dry Trap Tundish HHB100C15-32

The revolutionary, market-leading, plumber-designed Hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge

Hotun Hiflo White 15 - 32 Dry Trap Tundish HHW100C15-32

The revolutionary, market-leading, plumber-designed Hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, Hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, Hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge

Hotun Black 15 - 22 Dry Trap Tundish HB100C15-22

The revolutionary, market-leading, plumber-designed hotun dry trap tundish allows a compliant connection from any sealed system T/PRV to an internal waste or soil pipe. Allowing both trickle and full flow but preventing foul odours and gases from coming back into a property, hotun eliminates the need for an external discharge. Due to it's innovative and patented "air-break to drain" design, hotun is the ONLY dry trap tundish on the market that can be cleaned and serviced (if required) in situ. There is no need to remove or dismantle Hotun from the pipeline which makes it ideal for use in hard water areas. Award-winning and cost effective, Hotun  is the original and industry pioneering one-product solution. It saves the installer time and money and is the ONLY dry trap tundish officially named and accepted for use by many of the worlds biggest water heater and boiler manufacturers. Hotun is the ONLY dry trap tundish on the market that has a visible open-sided construction and valve arrangement and allows water to be easily seen IN the tundish, even AFTER the T/PRV has stopped dripping. This means that diagnoses of any faults is quick and simple. Hotun is WRAS approved and fully complies with all Building and Water Regulation requirements and provides the ultimate back-flow & back-siphonage protection preventing contamination of any wholesome water and meets the "Requirement" for a safe and visible means of discharge.

Regin Danger Do Not Use Sticker/Tag With Engineer Detail Panel (8) REGP26

REGP26 – Danger – Do Not Use Sticker / Tag  

Regin Leak Shot 100ml - REGL15

Our new sized bottle of leak in a perfect 100ml size.  

Gledhill SL Plus HP 400 4SQM EE PLUHP400

Due to the fact that many heat pumps will not raise the stored water temperature to 60 degrees celsius, which is necessary to prevent the growth of legionella, the StainlessLite Plus HP model is supplied with an immersion heater tapping and a thermostat pocket.

Gledhill SL Plus Direct 250 EE Open Vented PLUDR250OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 300 EE Open Vented PLUDR300OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 90 EE Open Vented PLUDR090OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 120 EE Open Vented PLUDR120OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 150 EE Open Vented PLUDR150OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 180 EE Open Vented PLUDR180OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Gledhill SL Plus Direct 210 EE Open Vented PLUDR210OV

The direct model comes complete with two immersions, one for on-peak use and one for off-peak use. This allows the store of water to be heated utilising off-peak electricity, making the unit extremely efficient. All models have a temperature and pressure relief valve which is factory set at 6 bar and 95 degrees celsius. (Please note the 90 litre model is only supplied with one immersion.)

Regin Electrical Connector with Strain Relief 5 way REGE105

REGE105 - 5 Way Connector  

Regin Gas Tape 33M REGA05

Ideal for marking out gas pipe work  

MacDonald Plumbing Supplies MacChem C100B 500ml Corrosion Inhibitor with Biocide

The MacChem C100B 500ml Corrosion Inhibitor with Biocide is specially formulated to protect low-temperature heating systems such as underfloor heating from corrosion and microbial growth. Offering exceptional value for money, it outperforms more expensive brands while delivering reliable, long-lasting system protection. By preventing rust, limescale, and sludge, it improves heat transfer efficiency and extends system life, helping you reduce energy bills and costly repairs.  

MacDonald Plumbing Supplies MacChem C300 500ml Central Heating System Cleanser

The MacChem C300 Central Heating System Cleanser offers a powerful, cost-effective solution to maintain and restore your heating system. This 500ml formula is as effective as branded alternatives but at half the price. Designed to remove sludge, scale, and debris, it boosts efficiency, extends the lifespan of your system, and ensures optimal performance.

MacDonald Plumbing Supplies Drain Off Valve Type A 1/2"

The Drain Off Valve Type A 1/2" provides a reliable and efficient solution for draining water from plumbing systems.

MacDonald Plumbing Supplies Drain Off Valve Type A 3/4"

The Drain Off Valve Type A 3/4" provides an effective and convenient solution for draining water from plumbing 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 Zoom Spout® Oiler REGZ22

Each Zoom Spout Oiler is filled with 4 fl oz (us) (118ml) of Unocal 76 Turbine Oil - a superior general purpose lubricating oil. Features a flexible, telescoping, non-conductive plastic spout that extends from approx. 7½” (190mm) to 13½” (340mm). Flash point 210°C. Zoom Spout Oilers are used all over the world by heating & ventilation engineers, maintenance personnel, mechanics, home owners and many more.

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.

Regin Brass Pressure Test Nipples - REGQ160

REGQ160 - Brass Pressure Test Nipples  

Regin Landlords Gas Safety Record Pad (25 in triplicate) REGP45

REGP45 - Landlords Gas Safety Record Pad  

Regin Danger – Do Not Use Sticker / Tag (8 pack) REGP36

REGP36 – Danger – Do Not Use Sticker / Tag  

MacDonald Plumbing Supplies MacVent 15mm Auto Air Vent Compression

The MacVent 15mm Auto Air Vent Compression offers a high-quality solution to prevent trapped air in heating systems. Built from premium materials, it operates efficiently under pressures up to 10 bar and temperatures up to 100°C, providing consistent and reliable performance in residential and commercial heating applications.

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.

MacDonald Plumbing Supplies MacPress Long Tail Drain Off Valve Type A 15mm

The MacPress Long Tail Drain Off Valve Type A 15mm offers efficient drainage for gas, LPG, and fuel oil systems. Approved by British Gas to EN 331 standards, this durable valve is ideal for residential and commercial applications, providing reliable performance in demanding environments.     Installation Instructions for Press Fittings   1. Ensure the copper tube is cut squarely. 2. Deburr the pipe internally and externally to form a smooth edge. 3. Check that the ‘O’ ring of the fitting is seated correctly and free from impurities. 4. Do not use jointing compound, oil or grease. 5. Insert the tube to the full depth of the socket. 6. Clearly mark the tube at full depth. 7. Aline the fitting with the jaw of the tool correctly. 8. Make the press connection, using a suitable M profile jaw.

MacDonald Plumbing Supplies MacValve 15mm Type A Brass Drain Off Valve

The MacValve 15mm Type A Brass Drain Off Valve is a robust and essential component for ensuring efficient water drainage in plumbing systems. Suitable for both residential and commercial applications, this high-quality valve is designed for durability, corrosion resistance, and ease of use. Perfect for draining radiators, heating systems, and other water-filled equipment.