Features and Benefits - Manufactured from high quality brass & ABS - Accurate flow control - Thermostatic control to +/- 1 degree even if the water pressure fluctuates - Full thermal protection to prevent scalding in the event of hot or cold water shut off - In the event of hot or cold water failure the valve will shut down within 1.5 seconds - The patented cartridge is highly resistant to calcium build up - even in hard water areas - Our valves are suitable for use with all systems: gravity fed pumped unvented high pressure or fully modulated combi-boilers - Excellent flow rates - even at low pressure - Twin handle valve with diverter - Our valves can deliver 5.5 litres per minute at 0.1 bar pressure - The cartridge is fully reversible meaning if hot and .