JOHNS MANVILLE Duct Insulation,1& x 24& x 48&

Insulation Sheets; Overall Width 24 in; Overall Length 4 ft; Thickness 1 in; Material Fiberglass; Jacket Material Foil Scrim Kraft; Insulation Value 4.3; Insulation Density 3 lb; Product Type Duct Insulation; Color Silver; Maximum Temperature Rating 450 Degrees F; Minimum Temperature Rating -32 Degrees F; Standards ASTM C1136; ASTM C553 Type III; ASTM C612; ASTM C612 TypeIB; ASTM C795; ASTM E-84; HH-I-558B; HH-I-558C; MIL-I-24244C; NFPA255; NRC 1.36; Type IA; UL723