Q:After we had a replacement window installed a couple of years ago, I sprayed foam insulation around the edges, because the installation left some noticeable gaps. The foam expanded and is now all ...

Spray foam insulation – also called spray foam or spray polyurethane foam (SPF) – is an alternative to traditional building insulation. However, it comes with a number of drawbacks including high cost ...

The exhaust pipe for my furnace is a round pipe in a square hole, so it doesn't fill the entire opening. The cable company has taken advantage of this by running my cable line in through the same hole ...