Metal-Fab - MTF4M6AF - 4" B-Vent Female Adapter

Item: MTF4M6AF
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Metal-Fab's Round and Oval Type-B Vent Is Listed By Underwriters Laboratories For Use with Approved Category 1 Gas Furnaces, Heaters, and Boilers. A Category 1 Appliance Operates with A Non-Positive Vent Static Pressure. 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 That Make Installation Quick, Easy, and Safe. Some Of Those Features Are:
  • Elimination Of Sharp Edges By Hemming The Flue and Casing.
  • Assembly & Disassembly, Without Tools, Using Positive Twist Lock.
  • 360° Rotation Of Small Diameter Fittings Using Swivel Tees, Wyes, and Elbows.
  • Space Savings Inside Standard Stud Walls Using Oval Pipe.
UL Listed To Mate with Other Specifically Identified and Listed Round Gas Vent, 3"-6" Diameters, Allowing You To Add A New Run Of Metal-Fab B-Vent To An Existing Run Of Common Vent. Metal-Fab 3"-6" Diameter B-Vent Pipe Is Now Standard with Our New Surelock B-Vent Locking System . The Patented Locking System Provides A Secure Lock with Just The Push Of A Tab, and Can Be Easily Disassembled By Pulling The Tab Back Out. Commercial Vent or "Big Vent" Is Available In Round Sizes Of 14" - 30". Big Vent Sections (In 16" - 30" Diameters) Are Joined Together Using Metal-Fab's Quick Connect Locking System.

California residents: see Proposition 65 Warning

Features and Specification

Weight 0.700000
Brand Metal-Fab
Length 4.500000
EAN 0622417911993
Inside Diameter 4"
Composition Outer wall is constructed of galvanized steel .018" thick G90 Steel for sizes 3" to 14" diameter and .024" thick G90 for sizes 16" to 30" diameter. The inner wall is constructed of aluminum alloy .012" thick for sizes 3" to 8" diameter and .018" thick f
Cubic Measurement 0.084600
Height 6.500000
Diameter 4"
Gauge Outer Wall - 26ga, Inner Wall - 30ga
For Use With Metal-Fab B-Vent Products
Dimensional Weight 8.000000
Width 5.000000
UPC 622417911993
UL Listed Yes
Package Width 9.800000
Package Length 14.300000
Package Height 9.300000