Heat Pump With Existing Furnace as Backup

I live in Connecticut (Zone 5) and have a ~2,000 square foot home that uses fuel oil for heat (furnace, ~12 years old). I’m looking to convert to a single zone,… I live in Connecticut (Zone 5) and have a ~2,000 square foot home that uses fuel oil for heat (furnace, ~12 years old). I’m looking to convert to a single zone,…Read MoreGreenBuildingAdvisor