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Once securely in place, blow in a can of expanding spray foam against the insulation plug and let cure. Use additional spray foam, as needed, to fill the rest of the pipe, leaving some room for it ...
“It provides an air seal and vapour barrier and water barrier. It’s 100 percent sealed so the air can’t get through. Spray foam offers the best efficiency. You can compare it to a styrofoam cup.
WILMINGTON, Del., Sept. 17, 2024 /PRNewswire/ -- DuPont Performance Building Solutions recently announced the launch of Great Stuff™ Wide Spray Foam Sealant, a new broad-coverage spray foam ...