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In theory, that's fine. However, 1/2" is nowhere near enough insulation, and may actually create more problems than it solves, especially if you live in a cold area and your wall studs are deeper than 2x4. Thin foam like what you're proposing can cause wintertime condensation on the inside of whatever's right behind it. I would recommend at least a full ...


yes. screw it back into place. Use truss-head type screws rated for exterior use. Truss screws have a round very flat head. Drill pilot holes to fasten to frame beneath. Start your repair in the center of the loosened panel; working outwards in each direction. This will decrease the chance of the panel becoming distorted. Apply 100% silicone along underside ...

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