R 38 Attic Insulation Thickness

R values like r 38 are used by the construction industry to describe the thermal resistance of insulation materials like those used to insulate your attic when you are looking at an r 38 insulation you are actually reading a description of its resistance rather than size or thickness of the material.

R 38 attic insulation thickness.

The table below shows what levels of insulation are cost effective for different climates and. Add the right kind of insulation. R value is a measure of insulation s ability to resist heat flow. R value is a measure of insulation s ability to resist heat traveling through it.

R 30 kraft faced fiberglass insulation batt 24 in. Input depth of existing blown in insulation in inches. Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter. To achieve r 38 you can use two layers of r.

R 30 ecotouch pink kraft faced fiberglass insulation batt 16 in. An insulation value of r 38 is at the high end and requires a minimum thickness of 12 inches. Insulation levels are specified by r value. 10 thick r 38c ecotouch thermal batt insulation prevents moisture damage and help assure long roof life by providing 1 of ventilation air space between the insulation.

If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs. R 38 ecotouch pink fiberglas insulation with purefiber technology is the preferred owens corning insulation by homeowners because of amazing sustainability. The higher the r value the better the thermal performance of the insulation. R 38c ecotouch thermal batt insulation is designed to eliminate r value loss caused by compressing standard r 38 products in 2x12 cathedral ceiling construction.

R 21 ecotouch pink kraft faced fiberglass insulation batt 15 in. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. Recommended home insulation r values. 8 bags model k91 view the owens corning attic insulation.

Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in. Click the button to calculate the approximate r value for this job. The higher the r value the better the thermal performance of the insulation. R value does not depend on a single layer of insulation.