Johns Manville Polyisocyanurate Roof Board

Resources johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency.

Johns manville polyisocyanurate roof board.

Rigid roof insulation board. 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. Johns manville nailboard is a rigid roof insulation board composed of a closed cell polyisocyanurate foam core bonded in the foaming process to either 7 16 inch 11 millimeters or 5 8 inch 16 millimeters oriented strand board osb on one side and a universal fiberglass reinforced facer on the other. 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.

Polyiso consists of a uniform closed cell polyisocyanurate foam core and provides one of the highest r values per inch of any rigid insulation. Johns manville ap foil faced foam sheathing board is rigid polyisocyanurate foam sheathing that provides exceptional heat moisture and air control to protect your building s exterior walls and when installed correctly eliminates all major thermal bridges that cause heat loss. Johns manville ap foil faced foam sheathing board is rigid polyisocynurate foam sheathing that provides exceptional heat moisture and air control to protect your building s exterior walls and when installed correctly eliminates all major thermal bridges that cause heat loss. Description documents valutherm is a rigid roof insulation board composed of a closed cell polyisocyanurate foam core bonded during the foaming process to universal fiberglass reinforced facers.

Resilient lightweight high density closed cell polyisocyanurate foam core roof board. It s light weight provides ease of handling. Trymer pir is manufactured into bunstocks to be fabricated into the appropriate shapes and sizes for pipes vessels equipment and duct applications.