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spray on foam insulation

  1. General DIY Discussions
    It seems in my project I will have to spray foam into a wall cavity , which is insulated (UNDER the sheating ) with a 1/2" XPS Foam. does anybody know if spray foam will succesfully stick to the XPS foam? Another option is to simply cut out the 1/2" XPS (remove large rectangles ), and spray...
  2. Roofing/Siding
    Hello, I am Shane. I would like to know about spray foam insulation. What is the typical cost and is it guaranteed?