Department of Energy

Insulation

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You can reduce your home's heating and cooling costs through proper insulation and air sealing techniques. These techniques will also make your home more comfortable.

Any air sealing efforts will complement your insulation efforts, and vice versa. Proper moisture control and ventilation strategies will improve the effectiveness of air sealing and insulation, and vice versa.
 

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Insulation and Air Sealing Products and Services

Find product information and locate professional services for insulation and air sealing.

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