Rigid Board Roof Insulation

Rigid foam is produced in various size panels 4 ft x 8 ft 4ft x 4ft etc.

Rigid board roof insulation.

Eps is used under roofing over foundation walls and beneath siding. 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. Resources johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. Attach to deck board.

You can even place it under the foundation slab. Owens corning foamular xps insulation is a closed cell moisture resistant rigid foam board ideal for many roofi ng applications including single ply protected roof membrane assemblies prma tapered vegetative roofs plaza decks architectural metal roofi ng and recover roofi ng. It s light weight provides ease of handling. Rigid insulation is one of the best tools to reduce your energy costs.

After the roof deck is prepared the rigid foam boards need to be cut to size to fit snugly together on your roof. 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. 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. 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. Install rigid insulation board in multiple layers with joints offset vertically and horizontally between adjacent layers. The panels need to fit together tightly to help prevent warm air from leaving the top of the building. Rigid foam insulation also known as insulating boards provide high r values.

Rigid insulation layers exterior to existing roof sheathing must provide sufficient thermal insulation r value to control condensation risk see climate specific guidance. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other. This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. 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.

It provides an r value of 4 per inch of thickness and is the cheapest type of foam board insulation. Rigid roof insulation board. Install nailbase for cladding.