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R-5, 0.75-in x 4-ft x 8-ft Pro select R-matte plus-3 Faced Polyisocyanurate Garage Door Board Insulation

Rmax R-5, 0.75-in x 4-ft x 8-ft Pro select R-matte plus-3 Faced Polyisocyanurate Garage Door Board Insulation

4.7
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Is this good to use in walls that the outside wall is metal / aluminum and the inside wall is wood?


There are many variable that go into the design of a wall. Generally, the best location for rigid foam insulation is on the exterior of the wall between the framing and the cladding (bricks, siding, etc.).

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