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Snaprite R8 Bagged Flex Duct

Regular price $44.00


Gray Flex's models 4GF(R-4.2),4GF-6(R-6.0),and 4GF-8(R-8.0) are tested in accordance with U.L.181 and approved for use as a Class 1 air duct material. 

R-Values are determined in accordance with ADC Flexible Duct Performance & Installation Standards as published in 1991 per ASTMC-518 at installed wall thickness in flat configuration.

Fire Safety Rating: UL-181 (Flame spread less than 25, smoke less than 50

Maximum velocity: 5500 FPM

Maximum Operating Temperatures: -20F to 250F

The airtight core is our exclusive patented, reinforced inner liner. Fiberglass insulation is a minimum of 1 1/4" thick for 4GF, min. of 2" for 4GF-6, and min. of 2 5/8" for 4GF-8. The R8 Flex Duct Bag is part of the Snaprite line. 

Additional Files:
Manufacturer's Warranty
Use and Care File