Is R38 Attic Insulation Enough?

Is R38 Attic Insulation Enough? A standard attic has about R-38 attic insulation, but you may wonder whether this level is sufficient. R-value is a measurement of insulation’s resistance to heat flow. The higher the R-value, the better, so you’ll want to invest in at least R-38 attic insulation if you live in a cold […]

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