Recent Q&A

• Insulating Gap Between Stairs and Foundation Wall

  My basement stairs were built against the poured concrete wall, with just under a half inch gap between the stringer and the wall. I have used foam adhesive to glue…

• 硬质泡沫塑料绝缘在地下室

  I am in process (still) of adding 2" rigid foam in my basement. I am doing my rim joists now. When I move on to my walls, I don't really…

• Rim Joist Insulating and Wall Bracing

  I just got done insulating a long section of rim joist in my basement, parallel to the floor joist. I sprayed the gaps with canned spray foam. My plan was…

• Tape Product Recommendation for Rigid Foam Seams

  What is the best tape for taping XPS seams in my basement? My local stores carry Tyvek but was wondering if others have better recommendations. Thanks!

• Tongue & Groove Rigid Foam vs. Square Edged

  I was hoping to use tongue & groove Rigid foam to insulate my basement, but am having a hard time finding it locally. I can find square-edged Foamular however. With…

• Basement Insulation

  I am going to be insulating my basement with rigid foam and I notice that Foamular has been reformulated to be more environmentally friendly (as much as XPS can be).…