PVC moves in response to temperature swings, but it doesn't move like you think it does. To make the movement predictable, Install TIGHT and fasten RIGHT
Last time on Building Resilience, we were cutting styrofoam, gluing the back, and sticking it to the walls in two crawlspaces, where we had already plopped it on the floor. That’s when we broke out the froth packs."Spray foam insulation. It’s a big part of how we build today, it’s one of the key ingredients in our building type.