For instance, when comparing spray foam insulation R-value vs. fiberglass insulation R-value, spray foam typically has the higher average R-value per inch. If you aren’t sure which insulation ...
The Family Handyman on MSN9mon
Types of Attic Insulation: Pros and Consloose-fill fiberglass and spray foam. More options exist, but these four materials make up the vast majority of installations ...
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