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 ...

I plan to install several replacement windows ... pushed into the gaps with a putty knife, screwdriver or similar tool. However, most experts now recommend using expanding foam insulation to ...

DuPont introduced a new version of its spray polyurethane foam insulation ... It is so useful in tight spaces and in sealing around windows or filling gaps that that getting rid of HFCs has ...

a new broad-coverage spray foam ideal for air sealing seams, joints, large gaps, irregular surfaces and hard-to-reach spaces. This one-component foam sealant expands up to one inch, creating a ...