Gray Flex

Gray Flex 4GF

Name: Gray Flex 4GF
Brand: Gray Flex
SKU: 99990

Part #: 99990

MPN: 4GF

Gray Flex Quality Flex 4GF 8" x 25 ft R-4.2 Insulated Flexible Air Duct with Silver Metalized Polyester Jacket

UOM: EA

Color: Silver
Duct Size: 8 in
Length: 25 ft
Listing: UL 181 Class 1 air duct
Material: Scrim-reinforced metalized polyester jacket, fiberglass insulation (min. 1-1/4"), patented polyester/steel-wire helix core
Pressure Rating: 10 positive / 0.75 negative in. W.G.
R-Value: R-4.2
Temperature Rating: -20 to 250 F
Vapor Transmission: 0.05 or less (jacket only, ASTM E96) perms
Velocity Rating: 5500 FPM
ERP item ID: 99990