Recent Q&A

• Can non-foam insulation (rock wool, fiberglass) be used as above slab under sub-floor insulation?

  Hello, I am in the process of building an insulated subfloor on top of a slab on grade. Currently the plan is 6 mil poly, sleepers to correct the unevenness…

• Warm roof design

  Happy new year! This site an amazing help! I have a question regarding warm roof construction. I'm in the process of making a low pitched warm lean to(mono pitch) roof.…