R 38 Rigid Roof Insulation

Let s use the r value of iko s polyiso insulation enerfoil tm as an example.

R 38 rigid roof insulation.

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 and roof deck. All products in the acfoam polyiso roof insulation family are closed cell rigid foam insulation board flat or tapered. R value measures how well certain building insulation materials can resist heat. With premium polyiso manufacturing atlas is able to produce the highest effective r values with minimal material thickness.

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. After the roof deck is ready the rigid foam insulation is installed. Knauf insulation r 38 ecobatt kraft faced high density fiberglass insulation batt 10 1 4 in. Sized for proper ventilation 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.

Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and. This type of rigid foam usually comes with a reflective foil facing on both sides so it can also serve as a radiant barrier. I m designing a house with a cathedral ceiling with exposed structural beams with structural decking above and then rigid foam insulation above the decking. R panel is manufactured with a closed cell polyisocyanurate foam core bonded to fiberglass reinforced facers and designed for use over metal nailable and non nailable roof decks with a variety of membrane systems.

When choosing rigid foam insulation you have three main options. Where do i find out how thick my. Know exactly how much you need with our project calculators. When it comes to insulation performance the difference is in the details.

The r value is a measurement of the heat loss and heat gain. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. Most insulation manufacturers will first list their insulation s r value for a one inch sample then they ll give you a chart demonstrating the other r values you can achieve if you install a thicker version of their product. Depending on the type of insulation you choose and the desired r value you want for your facility you may need to build up a few layers of insulation.

The higher the r value the greater the insulation performance.