moisture control

Vapor Barrier Insulation: When to Use It (and When to Skip It)

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Vapor Barrier Insulation: When to Use It (and When to Skip It)

If you’re trying to figure out vapor barrier insulation when to use it and when to leave it out, you’re asking exactly the right question — and the fact that you’re asking it probably means you’ve already heard conflicting advice. You’re not alone. This is one of the most misunderstood topics in all of home … Read more

Open Cell vs Closed Cell Spray Foam: What Most Contractors Skip

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Open Cell vs Closed Cell Spray Foam: What Most Contractors Skip

Last spring, I got a call from a homeowner in central Utah — Climate Zone 5 — who was furious. She’d just paid $4,800 to have her attic roofline sprayed with open-cell foam, and three months later she was seeing moisture stains on her rafters. Her contractor had done a beautiful job on the application. … Read more