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evohome relay to control boiler or zone valves.
The remote relay is wired into either a motorised zone valve or the boiler and provides the wireless interface between these devices and the evohome system.
The relay box requires a permanent 230VAC (mains) supply.
evohome is a sophisticated heating system that allows you to easily create and individually control up to 12 heating zones as well as controlling your hot water.
evohome is the perfect system for multi-zone heating control.