4" x 4' Double Wall Gas Vent Pipe - B-FLEX, Twist-Lock x Twist-Lock, Aluminum Alloy/Galvanized Steel

440220 MFG #: MDWF0404
$44.01 / ea
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  • LONG DESCRIPTION
Gas Vent Pipe; Type Double Wall, Round, Flexible, Type B Gas Vent; Size 4 Inch Inner Diameter; Length 4 Foot; End Type Twist-Lock x Twist-Lock; Material Thickness 0.012 Inch (Inner Wall), 0.018 Inch (Outer Wall); Material Aluminum Alloy/Galvanized Steel; Temperature Rating 530 Deg F; Applicable Standard UL 441, NFPA 54/211