Google Nest Community

If your hot water radiant heat system's furnace is turning on but the water circulator pump isn't functioning after installing a new thermostat, there are a few potential causes and steps you can take to address the issue:Compatibility: Ensure that t...

It's not uncommon to have only two wires (W and B) connected to your old Honeywell thermostat when you don't see an R (which typically stands for "power" or "hot" wire) from the wall. In some heating systems, particularly older ones, the R wire may n...