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DESCRIPTION

Gray Flex Systems 25 ft. Fiberglass and Plastic Insulated Flexible Duct

G4GF6

Diameter:

SPECIFICATIONS

ASTM Specifications
ASTM C-518, ASTM E-96A
Diameter
4 in
Length
25 ft
Material
Fiberglass, Plastic
Material Type
Polyester
Maximum Airflow
2500
R value
R6.0
UL Listed
UL 181 Class 1
Wall Thickness
2 in

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