WebASTM C1289 Polyiso Roofing Insulation Classifications Type II Type V OSB on one side with reinforced felt or glass fiber mat on the other side Class 1 Glass reinforced felt (GRF) facers on both sides Class 2 Coated glass (CGF) facers on both sides Class 4 Coated glass (CGF) facers on both sides (½" max thickness) Available in: Grade 2 (20 PSI) WebJan 18, 2024 · C1086 Glass Fiber Felt Thermal Insulation C1126 Faced or Unfaced Rigid Cellular Phenolic Thermal Insulation ... Thermal, Unfaced (Polyurethane or Polyisocyanurate) HH-I-545B Canceled. Replaced by ASTM C1071. Insulation, Thermal and Acoustical (Mineral Fiber, Duct Lining Material) H-I-551E Canceled. Replaced by …
Roofing Insulation and Cover Boards Johns Manville
WebApr 15, 2013 · For example, an assembly using foil-faced isocyanurate rigid insulation is classed as vapor impermeable regardless of the cladding type installed external to the foil-faced isocyanurate. OSB sheathing and … WebAdding a cover board enhances the long-term performance of a commercial roofing system. We offer high-density polyiso, low-density polyiso, cement, and gypsum cover boards. We've got you covered with solution for all … allinko consulting
EnergyGuard Polyisocyanurate Insulation GAF Roofing
WebJun 24, 2024 · I have some local options for factory seconds and reclaimed polyiso. Each have different backings. I have a few options available to me. I’m trying to understand the pros and cons. 1) Reclaimed polyiso – felt faced – a little beat up – 2.5” for $22 per sheet. 2) factory seconds – felt faced – new – 2.5” for $13 per sheet WebEnergyGuard™ Polyiso is a flat board made of glass fiber-reinforced (GRF) cellulosic felt facers bonded to a core of polyisocyanurate foam. EnergyGuard™ Polyiso is widely used in commercial construction for new and retrofit applications and is compatible with a … Find GAF's Videos for EnergyGuard™ Polyiso Insulation here WebASTM C1289 Polyiso Classification: Type II, Class 2 or Class 4. Description: CGF is composed of coated, polymer bonded fibrous glass mats bonded with organic polymer … allinkw.com