You might also call this entry “Insulating the ceiling of a garage under a bedroom”.
Any floor over a cold space will be cooler than a floor over a heated space, no matter how well you insulate it. So bay window jut-outs always have cold floors as do rooms over garages. For the bedroom over a...
Often furnace heating and air conditioning duct work is run though an attic and then back down into the house. Personally I think that this is a really bad idea unless there is absolutely no alternative route. Why?
First, most duct work is not sealed where it goes through the ceiling, so a lot o...