Rigid Foam Roof Insulation

0 56 in x 4 ft x 8 ft.

Rigid foam roof insulation. Insulated roof assemblies can be vented or unvented. There are at least two good reasons why this approach makes more sense than installing the insulation under the roof sheathing. Rigid foam insulation packs a lot of r value into a thin package but not all rigid foam performs the same. Polyiso is an easy cost effective sustainable and energy efficient construction material.

Choose rigid insulation wisely and consider the effect its characteristics will have on the performance of the your project overall product cost and the best way to get the bang for your buck. 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. 0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497. Insulation above the roof deck or air vapor impermeable insulation below the roof deck is needed for condensation control in an unvented roof.

Rmax r matte plus 3 1 2 in. Kingspan insulation r 3 common. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. There are lots of different ways to insulate this type of roof but one of the best methods calls for the installation of rigid foam insulation above the roof sheathing.

The ratio of insulation above the roof deck or air permeable insulation below the roof deck is a matter of climate and interior conditions. It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and. The roof deck can be plywood metal concrete or wood planks.

In other words rigid foam can be applied on walls foundations and roofs and works great for both retrofits and new constructions. The bottom layer of a single ply membrane roofing system is the roof deck or substrate. It is denser than eps and provides more r value with a rating of 5 per inch of thickness. Not only does it provide high r values but foam board insulation is also easy to install lightweight and can be used in any room of your home.

There s a reason polyiso rigid foam insulation is used in more than 70 of commercial roof construction as well as in many residential builds.