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METAL-FAB 4M4 Type B Double Wall Round Gas Vent Pipe, 4 in Dia x 4 ft L x 1/4 in THK, Aluminum

Details

  • Locke Part #: M0212
  • Mfg. Part #: 4M4
  • Manufacturer: METAL-FAB
  • UPC: 622417101424

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  • Male end
  • SureLock positive twist-lock
  • Elimination of sharp edges by hemming the flue and casing
  • Assembly and disassembly, without tools, using positive twist-lock
  • 360 deg rotation of small dia fittings using swivel tees, wyes, and elbows
  • Space savings inside standard stud walls using oval pipe
  • The vent shall be of the double-wall, factory-built type for use with approved category I appliance burning natural or LP gas, which produce flue gases exhausted at temperatures not exceeding 550 deg F
  • The vent shall be constructed of an outer wall of galvanized steel 0.018 in thk G-90 for sizes 3 to 14 in Dia and 0.024 in thk G-90 for sizes 16 to 30 in Dia
  • The inner wall shall be constructed of aluminum alloy 0.012 in thk for sizes 3 to 8 in Dia and 0.018 in thk for sizes 10 to 30 in Dia
  • The vent pipe shall incorporate a push-tab locking system to prevent disassembly of vent during or after installation
  • Vent shall be tested and listed for a min clearance to combustibles of 1 in for sizes 3 to 24 in Dia and 2 in for sizes 26 to 30 in Dia
  • B-Vent shall be installed in accordance with the vent manufacturer's installation instructions, UL listing and state or local codes
  • Type B-Vent shall be warranted by the manufacturer against defects in material and workmanship for a period of one (1) year from the date of the original installation
  • Air insulation
  • Vent overlaps 1.5 in when joined together
  • B-Vent products shall be listed to UL-441 and carry the appropriate UL or cUL listing mark or label
  • Aluminum flue/galvanized steel casing
  • Country of Origin: US
  • Diameter: 4 in
  • Domestic/Import: Domestic
  • Length: 4 ft
  • Material: Aluminum
  • Mfg Standards/Approvals: NFPA-54/211, UL 441
  • Series: M Series
  • Thickness: 1/4 in
  • Type: Type B Double Wall