R30 Roof Insulation Board

Eight inches of poor quality insulation may have a higher and better r value than one inch of top quality insulation.

R30 roof insulation board.

Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Roofing product line revised lttr values effective january 1 2014. As part of that standard the products must meet r value requirements. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.

At firestone building products we offer more than just roofing and building solutions. All polyiso products follow astm c1289 standard specification for faced rigid polyisocyanurate thermal insulation board. Foamular xps roof insulation for commercial buildings page 5 foamular xps roof insulation for commercial buildings foamular xps insulation is a rigid foam insulation which meets the needs of today s design professionals for a truly sustainable insulation product. So you need to know an insulation product s thickness as well as its r value in order to compare it to another product.

Rigid roof insulation board. We offer a partnership and complete solution that lasts long after your project is finished. Owens corning r 30 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in. Batt and roll insulation.

It s light weight provides ease of handling. It combines the benefits of a nailable roof substrate with thermally efficiently polyiso insulation in an easy one step installation. Acfoam nail base is composed of a thermally efficient closed cell polyiso insulation board bonded to osb or cdx plywood on the top face. Acfoam nail base is approved for use as a non structural panel in new and re roofing applications.

Astm c1289 standard change. Drill holes in the sheathing and blow insulation into the empty wall. This is the second of two most popular types of insulation. Generally homeowners seek between r30 and r50 and to achieve that for loose fill over 1 000 sq.

10 bags model k72 view the owens corning attic insulation. Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and. The same insulation will hold more heat the thicker it is installed. Wall insulation whenever exterior siding is removed on an.