DJW Plumbing & Heating specialise in Central heating design and installations, Central heating upgrades & new boiler replacements, boiler breakdowns, power flushing/central heating cleaning & full Underfloor heating design & installation On all our systems installation of energy efficient controls such as thermostatically controlled radiator valves, programmable wireless or hard wired room thermostats, wireless or hard wired hot water thermostats, Digital programmers & frost thermostats are all possible