The ESRTD2 wired, mains powered electronic room thermostat. The range of Electronic Room Thermostats from ESi Controls are designed to outperform many older thermostats and can produce energy savings of up to 10% above those achieved by mechanical units.
Key Features:
● TPI Technology to stop unnecessary use of gas, saving money for homeowners ● Electronic internals to increase accuracy and energy efficiency saving money for homeowners ● Easy fit back plate allowing replacement of older style thermostats with no additional wiring required ● Easy to use with a digital display of room / set temperature ● Flame indicator showing when the boiler is on ● 3-year warranty for complete peace of mind