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This article argues that R-value alone is a misleading measure of insulation effectiveness. Here's why: Testing Problems:  R-value tests...

Here's a summary of the key points about closed-cell spray polyurethane foam (ccSPF) and its structural benefits: Research and Testing:...

You can also watch this video! Just click the picture. Spray foam insulation is a popular choice for many homeowners and builders, but a...