R 38 Attic Insulation Thickness

Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in.

R 38 attic insulation thickness.

R 30 kraft faced fiberglass insulation batt 24 in. R 38 ecotouch pink fiberglas insulation with purefiber technology is the preferred owens corning insulation by homeowners because of amazing sustainability. 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. Click the button to calculate the approximate r value for this job.

R value does not depend on a single layer of insulation. Insulation level are specified by r value. Recommended home insulation r values. Insulation levels are specified by r value.

To achieve r 38 you can use two layers of r. Add the right kind of insulation. R 21 ecotouch pink kraft faced fiberglass insulation batt 15 in. 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. 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. R 38 ecotouch pink kraft faced fiberglass insulation batt 16 in. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.

The table below shows what levels of insulation are cost effective for different climates and. This calculator is to be used as an estimating tool only. R value is a measure of insulation s ability to resist heat flow. 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. 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 value is a measure of insulation s ability to resist heat traveling through it. The higher the r value the better the thermal performance of the insulation.