I have two extra wires that do not have a home for the nest thermostat.
I have heat pump system with an AUX and L.Which nest thermostat do i
need to use for compatibility with my system.
I have two extra wires that do not have a hime for the nest thermostat.
I have heat pump system with an AUX and L.Which nest thermostat do i
need to use for compatibility with my system.