R 38 Batt Insulation Roof

The higher the r value the better the thermal performance of the insulation.

R 38 batt insulation roof.

Insulation thickness determines its thermal resistance or r value. Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in. They re useful for controlling temperatures acoustics and lowering energy costs. Framing attics and ceilings.

An insulation value of r 38 is at the high end and requires a. Thickness of r 38 insulation. On center 2 in. Once you find your home s zone on this map you can use the below insulation r value chart to determine the minimum r value your insulation should have.

An r 38 fiberglass batt should be approximately 12 inches thick while the thickness of cellulose insulation of a finished fitted. 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. The map above shows each region of the u s. 8 bags model k91 view the owens corning attic insulation.

Recommended home insulation r values. The r value your insulation needs depends on your local climate. Fiberglass batt roll insulation options are common because they re so easy to install. Item 305816 model rxss31525.

And the department of energy s corresponding climate zone. Rockwool safe n sound r 59 7 sq ft unfaced stone wool batt insulation 15 25 in w x 47 in l. R value is a measure of insulation s ability to resist heat traveling through it. The thickness of your r 38 insulation will depend on the material you have the brand and how it s installed.

Insulation level are specified by r value. The thicker the insulation the greater the r value. 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. The table below shows what levels of insulation are cost effective for different climates and.

R 49 kraft faced batts come in pre cut 48 in. Both are designed to slide right into cavities between wood frames. Lengths for easy installation in 24 in. The fiberglass comes in rolls also known as batts which vary in size.