122-177 degrees C Mineral Fiber 75 (3) 100 (4) 113 (4.5) 113 (4.5) (251-350 degrees F) (Above ground piping only) (HPS, MPS) 93-260 degrees C Calcium 100 (4) 125 (5) 150 (6) 150 (6) (200-500 degrees F) Silicate (HPS, HPR) 100-121 degrees C Mineral Fiber 62 62 (2.5) 75 (3.0) 75 (3.0) (212-250 degrees F) (Above ground (2.5) piping only) (HPR, MPR, LPS, vent piping from PRV Safety Valves, Condensate receivers and tanks) 100-121 degrees C Cellular 50 50 (2.0) 75 (3.0) 75 (3.0) (212-250 degrees F) Phenolic Foam (2.0) (HPR, MPR, LPS, vent piping from PRV Safety Valves, Condensate receivers and flash tanks) 38-94 degrees C Mineral 38 38 (1.5) 50 (2.0) 50 (2.0) (100-200 degrees F) (Above ground (1.5) piping only) (LPR, PC, HWH, HWHR, GH and GHR) 38-99 degrees C Rigid Cellular 38 38 (1.5) 50 (2.0) 50 (2.0) Phenolic Foam (1.5) (100-211 degrees F) (LPR, PC, HWH, HWHR, GH and GHR) 39-99 degrees C 38 38 (1.5) ---- ---- (100-211 degrees F) (1.5) Closed-Cell (LPR, PC, HWH, HWHR, Rigid GH and GHR) (Exterior Locations only) 38-94 degrees C Flexible 38 38 (1.5) ---- ---- (100-200 degrees F) Elastomeric (1.5) Cellular (LPR, PC, HWH, HWHR, Thermal (Above GH and GHR) ground piping only)
122-177 degrees C (251-350 degrees F) (HPS, MPS) Mineral Fiber (Above ground piping only) 75 (3) 100 (4) 113 (4.5) 113 (4.5) 93-260 degrees C (200-500 degrees F) (HPS, HPR) Calcium Silicate 100 (4) 125 (5) 150 (6) 150 (6) 100-121 degrees C (212-250 degrees F) (HPR, MPR, LPS, vent piping from PRV Safety Valves, Condensate receivers and tanks) Mineral Fiber (Above ground piping only) 62 (2.5) 62 (2.5) 75 (3.0) 75 (3.0) 100-121 degrees C (212-250 degrees F) (HPR, MPR, LPS, vent piping from PRV Safety Valves, Condensate receivers and flash tanks) Cellular Phenolic Foam 50 (2.0) 50 (2.0) 75 (3.0) 75 (3.0) 38-94 degrees C (100-200 degrees F) (LPR, PC, HWH, HWHR, GH and GHR) Mineral (Above ground piping only) 38 (1.5) 38 (1.5) 50 (2.0) 50 (2.0) 38-99 degrees C (100-211 degrees F) (LPR, PC, HWH, HWHR, GH and GHR) Rigid Cellular Phenolic Foam 38 (1.5) 38 (1.5) 50 (2.0) 50 (2.0) 39-99 degrees C (100-211 degrees F) (LPR, PC, HWH, HWHR, GH and GHR) Closed-Cell Rigid (Exterior Locations only) 38 (1.5) 38 (1.5) ---- ---- 38-94 degrees C (100-200 degrees F) (LPR, PC, HWH, HWHR, GH and GHR) Flexible Elastomeric Cellular Thermal (Above ground piping only) 38 (1.5) 38 (1.5) ---- ----