BFE
Well-known member
I have a heat pump with 92% efficient gas backup plus a ventless as pictured above for emergency outages, furnace goes down, etc. gas furnace kicks on around 30 degrees. Heat pump is more efficient over that, gas more under.
My brother is a carrier tech with 25 plus years experience, he's my go to on what to use and where to set things.
My brother is a carrier tech with 25 plus years experience, he's my go to on what to use and where to set things.