An Efficient Furnace Should Have an Efficient House by Mike Rampey | February 11, 2014February 11, 2014 Having an efficient furnace goes a long way toward cutting your heating costs, but if your home lacks adequate insulation, has heat losses through the windows, or substantial air leaks, […]Read More Filed Under: Furnaces Tagged With: blower door test– Broken Arrow– efficient furnace– energy audit– Heat Loss– insulation– leaky ducts– lower energy bills– Oklahoma– Tulsa