Self-learning Room Temperature Controller Thermostat

Provides accurate room temperature control in domestic heating systems. 16A change-over contacts suitable for gas and oil-fired installations. Saves up to 15% on fuel bills when fitted with a fully recommended control system. Gas filled bellows means no neutral connection - saving time and materials. Supplies with separate mounting plate for easy wiring and fixing, wiring diagram and installation instructions enclosed, ideal for combi boilers.