Foam Board Metal Roof Insulation
Rigid roof insulation board.
Foam board metal roof insulation. Rigid insulation is one of the best tools to reduce your energy costs. Beadboard roofing insulation must be dense enough to walk on. You can even place it under the foundation slab. Wall insulation foam boards are much less dense than roof boards so be careful when choosing your product.
Meps foam board insulation often is called beadboard. It is available in all different size configurations to accommodate lots of different applications. 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. Rigid foam insulation also known as insulating boards provide high r values.
This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. It can lie down perfectly under the metal roofing without having to deal with the hassle. Install it anywhere from the roof to the foundation. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency.
Some foam panel insulation is rigid enough to skip the step of installing a plywood sub roof but these materials are. It is denser than eps and provides more r value with a rating of 5 per inch of thickness. It s light weight provides ease of handling. You can always install this foam on the inside and outside of the sheath.
This foam board insulation is available with straight or tongue and groove edges to help limit air movement.