... -76F ~+212F (ASTM C411)R-value2.0~11.2Fire-proofingClass A/Class 1Emissivity0.03-0.04 COEFThermal Conductivity0.032 -0.036W ... Material(1),Roof,Underlay,Under Concrete & floor Insulation; (2),Attic,Crawl Space,Stud Wall ,Metal Frame Building Insulation. 2,Wrapping (1),Protective ...