Johns Manville Polyiso Roof Insulation

Johns manville is committed to manufacturing premium quality insulation commercial roofing and building materials.

Johns manville polyiso roof insulation.

Additionally trymer pir is offered in a variety of different densities and compressive strengths to ensure the product consistency is suited for the unique needs of. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. Polyiso is most commonly used as a continuous insulation for roofs and walls and as a protective roof cover board. Trymer pir can be used in applications that operate at temperatures ranging from 297 f to 300 f 183 c to 148 c.

20 psi 138 kpa grade 3. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. It s light weight provides ease of handling. 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.

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. We measure success by the relationships we build and the positive impacts we have on our employees and customers. 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. 25 psi 172 kpa min dimensional stability change length width d 2126 0 5 nom 2 max.

The standard tapered panel size is 4 x 4. Jm s wall sheathing line ap foil and ci max are not governed by lttr test methods and have different r value measurement standards. Continuous exterior sheathing is required per building codes in many states. Polyiso is a versatile high performance insulation solution that is suitable for a multitude of applications.

Jm sheathing r values will not change. Not all tapered panels are stocked. Slope cross section standard material is johns manville enrgy 3 tapered and flat polyisocyanurate roof insulation. As an example a 1 board label will include information from lttr s770 03.

Contact your johns manville representative to confirm current availabilty. In q4 2013 jm will modify its packaging to reflect lttr values by both test methods. 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. Flat enrgy 3 polyisocyanurate roof insulation typical physical properties test astm values strength tensile strength c 209 500 psf 24 kpa min 730 psf 35 kpa nom compressive resistance 10 consolidation d 1621 grade 2.