Rigid Foam Board Roof Insulation

This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses.

Rigid foam board roof insulation.

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. Polyiso is an easy cost effective sustainable and energy efficient construction material. You can even place it under the foundation slab. This foam board insulation is available with straight or tongue and groove edges to help limit air movement.

It is denser than eps and provides more r value with a rating of 5 per inch of thickness. Install rigid insulation board in multiple layers with joints offset vertically and horizontally between adjacent layers. 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. In other words rigid foam can be applied on walls foundations and roofs and works great for both retrofits and new constructions.

Install nailbase for cladding. All atlas acfoam polyiso insulation boards are qualitymark certified providing consumers an easy way to identify premium products that meet or exceed building codes for the best in roof performance. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. 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.

Rigid insulation is one of the best tools to reduce your energy costs. Rigid insulation layers exterior to existing roof sheathing must provide sufficient thermal insulation r value to control condensation risk see climate specific guidance.