MacDonald Plumbing Supplies Thermostatic Mixing Valve 15mm WRAS Approved TMV15

The Thermostatic Mixing Valve 15mm WRAS Approved TMV15 is an essential safety component for domestic and commercial plumbing systems, regulating water temperature to prevent scalding. Ideal for basins, baths, and showers, this TMV15 valve blends hot and cold water to a controlled output temperature. WRAS approved and thermostatically controlled, it delivers reliable performance and is fully compliant with TMV2 standards for healthcare and residential use. Simple to install and maintain, it enhances user safety and efficiency in water systems.

MacDonald Plumbing Supplies Straight Auto Bypass Valve 22mm

The Straight Auto Bypass Valve 22mm is designed to automatically regulate water flow within central heating systems, maintaining consistent pressure and preventing pump damage. By diverting excess flow when thermostatic radiator valves (TRVs) close, it enhances efficiency and ensures quiet, reliable system operation. With 22mm compression connections, it’s easy to install and suitable for domestic and light commercial systems. An essential component for modern heating systems using TRVs across multiple radiators.