Closed-cell polyurethane spray foam has some pretty awesome qualities ... Heck, it can even add structural support to walls and roofs. But it is expensive, so read on if you want to find out ...

Installing spray foam to an uninsulated attic is generally ... It includes repairing, removing, relocating, improving, or modifying existing structural elements or systems like HVAC, plumbing ...

It said the challenge arises when spray foam insulation is installed in the roof pitch, making it difficult for surveyors to determine whether it was applied to conceal structural issues or solely ...