There is no doubt that the rigid foam insulation boards you’re installing work. To see evidence, all you have to do is take a modern picnic cooler to a tailgate party. Those coolers typically ...

Installing vinyl siding is a big project ... you’ll need to line the wall with sheets of rigid-foam board, usually 1/2-inch thick. While rigid foam offers some insulation, its primary function ...

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The foam board seems to be in the way of installing the electric wires that I know are supposed to be behind the insulation. What’s the best way to deal with this situation and is the foam board ...