What is your recommendation for an air source heat pump?
I have a 36' x 36' cottage style bungalow with 2 x 6 walls with spray foamed 9' walls, vaulted southern kitchen and living room with passive solar window design and 6' overhang on south& west walls. 1 1/2" R 7.5 styro on the outside of exterior walls as wekll as 4' pony wall crawl space. Electric forced air duct sy...