It's not a good idea to over-insulate an attic too much will cause moisture buildup and eventually result in mold. Eventually, increasing insulation's effectiveness in retaining heat decreases. The amount of attic insulation depends upon the region you live in and the climate that region has. Overdone insulation is not good for your roof. R-Value insulation materials give you the material thickness and density. Visit our website to know what thickness is ideal for attic insulation.
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