B-vent

Type B Gas Vent Systems by Hart & Cooley® are assured to be double-wall, air-insulated design and locking joints. Properly installed, the vent cannot come apart through vibration, and offers protection against vent failure or fire hazard. Type B Gas Vent is designed for negative pressure applications and flue gas temperatures not exceeding 400°F above ambient for Category I appliances. Durability is the result of high-quality materials and workmanship, with galvanized outer pipe and aluminum inner pipe providing protection against corrosion and external damage. Simple installation is achieved with a complete line of adjustable fittings and various lengths of pipe. Curled ends lock together for stability and easy assembly. A full set of installation instructions are supplied with all caps and supports. UL Listing (mark)HART & COOLEY® B-VENT complies with the latest Underwriters Laboratories Standard No. 441 and Bears the Mark.

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  1. Sheet Metal Gas Vent Roof Flashing
    Sheet Metal Gas Vent Roof Flashing Product #:10RFA
    10" Diameter, 0.018" G90 Galvanized Steel, Adjustable Roof, Sheet Metal Gas Vent Roof Flashing Learn More
  2. Sheet Metal Gas Vent Storm Collar
    Sheet Metal Gas Vent Storm Collar Product #:18RS
    18", G90 Galvanized Steel, Adjustable, Round, Type B, Sheet Metal Gas Vent Storm Collar Learn More
  3. Sheet Metal Gas Vent Storm Collar
    Sheet Metal Gas Vent Storm Collar Product #:16RS
    16", G90 Galvanized Steel, Adjustable, Round, Type B, Sheet Metal Gas Vent Storm Collar Learn More
  4. Gas Vent Support Assembly
    Gas Vent Support Assembly Product #:4RSA
    4", Aluminum Alloy Inner/Galvanized Steel Outer Wall, Double Wall, Type B, Gas Vent Support Assembly Learn More
  5. Gas Vent Support Assembly
    Gas Vent Support Assembly Product #:7RSA
    7", Aluminum Alloy Inner/Galvanized Steel Outer Wall, Double Wall, Type B, Gas Vent Support Assembly Learn More
  6. Gas Vent Support Assembly
    Gas Vent Support Assembly Product #:3RSA
    3", Aluminum Alloy Inner/Galvanized Steel Outer Wall, Double Wall, Type B, Gas Vent Support Assembly Learn More
  7. Sheet Metal Gas Vent Wye
    Sheet Metal Gas Vent Wye Product #:4RYF43
    4" x 4" x 3", G90 Galvanized Steel Outer/Aluminum Inner, Round, Double Wall, Type B, 45D, Sheet Metal Gas Vent Wye Learn More
  8. Sheet Metal Gas Vent Pipe
    Sheet Metal Gas Vent Pipe Product #:4RP6
    4" x 6", Lock-Ring, 0.012" Aluminum Inner/0.018" G90 Galvanized Steel Outer Wall, Round, Double Wall, Type B, Sheet Metal Gas Vent Pipe Learn More
  9. Sheet Metal Gas Vent Pipe
    Sheet Metal Gas Vent Pipe Product #:4RP5
    4" x 5', Lock-Ring, 0.012" Aluminum Inner/0.018" G90 Galvanized Steel Outer Wall, Round, Double Wall, Type B, Sheet Metal Gas Vent Pipe Learn More
  10. Sheet Metal Gas Vent Pipe
    Sheet Metal Gas Vent Pipe Product #:4RP4
    4" x 4', Lock-Ring, 0.012" Aluminum Inner/0.018" G90 Galvanized Steel Outer Wall, Round, Double Wall, Type B, Sheet Metal Gas Vent Pipe Learn More
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