Paul CumminsNov 3, 20151 min readWhole-house fan can cool your house in the summer AND the winter unless...Updated: Sep 22, 2019 Unless you have one of these...or you could make a foam box. Click on image for link. #attic #ventilation #HVAC
Unless you have one of these...or you could make a foam box. Click on image for link. #attic #ventilation #HVAC