Why Higher R Value In An Attic

Achieving greater r values in exterior walls.

Why higher r value in an attic.

You will need a higher r value of insulation if you live in the northeast than if you live in southern california. Recommended home insulation r values. The higher the r value the better the thermal performance of the insulation. The higher the r value the better the thermal performance of the insulation.

The higher the r value the better the thermal performance of the insulation. You can achieve better thermal performance in your attic by adding an additional layer of insulation. Where you live different climates require different insulation r values. 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.

The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. 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 r value depends on the type of insulation its thickness and its density. Almost all insulation products have to tell you their r value pipe and duct insulation are the only exceptions.

R value is a measure of insulation s ability to resist heat flow. Insulation level are specified by r value. R value is a measure of insulation s ability to resist heat traveling through it.