The Efficient Home Forum

Hi - I'm keen to purchase an EvoHome system - for me to install and ideally avoid the need to change any electrical wiring. I'm currently deploying: - > 1 X Honeywell wireless enabled programmer ST9420C > 1 X Honeywell room stat DT92E > 8 Bulldog TRVs I wish to replace with: - > 1 X WiFi EvoHome ...