Why Higher R Value In An Attic

Where you live different climates require different insulation r values. R value is a measure of insulation s ability to resist heat flow. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

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The r value depends on the type of insulation its thickness and its density.

Why higher r value in an attic.

Insulation level are specified by r value. R value is a measure of insulation s ability to resist heat traveling through it. You can achieve better thermal performance in your attic by adding an additional layer of insulation. Recommended home insulation r values.

Almost all insulation products have to tell you their r value pipe and duct insulation are the only exceptions. The higher the r value the better the thermal performance of the insulation. You will need a higher r value of insulation if you live in the northeast than if you live in southern california. The higher the r value the better the thermal performance of the insulation.

An insulating material s resistance to conductive heat flow is measured or rated in terms of its thermal resistance or r value the higher the r value the greater the insulating effectiveness. Duct wrap is covered so if you re looking at insulation with an r value of 38 from company a and insulation with an r value of 38 from company b you ll know the. The higher the r value the greater the insulating power. The higher the r value the better the thermal performance of the insulation.

Achieving greater r values in exterior walls. There are many ways to retrofit a home with fiberglass and. Your home s age if your home is more than 10 year old you likely need more insulation.

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