Metal-Fab's B-Vent Design Incorporates Features That Make Installation Quick, Easy, and Safe. Elimination Of Sharp Edges By Hemming The Flue and Casing. Assembly & Disassembly, …

The Metal-Fab 3M3 is a type B double wall round gas vent pipe, measuring three inches in diameter and three feet in length. This product is suitable for use with category I natural gas …

3.15" OD Stainless Steel Direct Vent Wall Thimble, Retractable Length from 4.7" to 7.0", Perfect for Water Heater Round Tube Air Ventilation and Vent Pipe

0.018" Thick G-90 galvanized steel outer wall; 0.012" Thick aluminum alloy inner wall; 1/4" Thick integral, annular insulating air space

METAL-FAB® Gas Vent Pipe, Type B Double Wall Round, Series: M Series, 3 in Dia, 3 ft Length, 1/4 in Thickness, Aluminum, DomesticMale endSureLock™ positive twist-lockElimination of …

Buy 3M3 Double Wall Vent Pipe 3 in. x 3' Pipe at Walmart.com

The double wall design of B-vent enables the product to be used in homes and commercial buildings at close clearance to combustible. Metal-Fab's B-vent design incorporates features …

Type Double Wall, Round, Gas Vent; Applicable Standard UL 441, CUL, NFPA 54; Size 3" Length 36" End Type Twist Lock x Twist Lock; Material Thickness 0.012" Inner Wall, 0.018" Outer …

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