Thermostatic Valve - Top dial – diverter controls water to 1 outlet - Bottom dial - temperature control - High Quality Design - Chrome Finish - Thermostatically controlled - Manufactured from highly durable brass - Operating range 20 - 50 deg C with 38 deg C safety button - Built in non return valves to prevent back flow and filters to protect the thermostatic mechanism - Chosen temperature maintained to within +/-1ºC - Pre-set maximum temperature - Automatic shut off in event of water cold supply failure - UK standard size fitting Suitable for the following water systems - Combi-boilers - Gravity Fed systems - MegaFlow Systems - Pumped systems - Un-vented systems - Pressurised cylinder systems - Subject to a.