Rigid Polyisocyanurate Roof Insulation

The polyols are abbreviated as r groups.

Rigid polyisocyanurate roof insulation.

Isocyanurate rigid insulation has the highest r value of any insulation product with an r value of 6 0 per inch. Trymer pir is manufactured into bunstocks to be fabricated into the appropriate shapes and sizes for pipes vessels equipment and duct applications. However when thermasheath 3 was tested in a wood framed symmetrical wall specimen 5 8 fire code gypsum face layers thickness 4 with 2 thermasheath 3 in stud cavities to. 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.

Acfoam recover board is manufactured and tested for use in recover applications acfoam recover board is a rigid polyiso roof insulation faced with inorganic coated polymer bonded glass fiber mat facers. Excellent lttr value compared to any other fm class 1 rated products of equivalent thickness. Polyiso is most commonly used as a continuous insulation for roofs and walls and as a protective roof cover board. Benefits benefits of energyguard polyiso roof insulation include.

Recover board is a thermally efficient and dimensionally stable recover board solution. Polyisocyanurate rigid insulation isocyanurate or iso is the most commonly used flat roof insulation and can be used in any type of flat roof system. 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. They are not intended to be used as sound deadening or sound absorbing materials.

Polyisocyanurate polyiso is a closed cell rigid foam insulation board made with recycled content that is widely used in commercial roofing. Polyisocyanurate insulation jm s polyisocyanurate foam known as trymer pir is a closed cell high performance insulation for use in industrial and commercial applications. Fm approved subject to the conditions of approval as a roof insulation when installed as shown in the current edition of the factory mutual research approvals guide. Polyisocyanurate polyiso polyiso is the industry s premier roofing insulation.

Polyisocyanurate also referred to as pir polyiso or iso is a thermoset plastic typically produced as a foam and used as rigid thermal insulation. Polyiso and other rigid foam insulation boards are low density products.