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AL29-4C Special Gas Vent

Special Gas Venting, also known as "AL29-4C" piping, is similar to the more common Type B Gas Vent Pipe, but is specially constructed and rated for handling condensing appliances. This kind of pipe is required for use with tankless water heaters and other similar appliances. Featuring HeatFab and Metal-Fab pipe.

AL29-4C Special Gas Vent Categories

Corr-Guard Top Sellers

Metal-Fab 3CG36
  • Metal-Fab 3CG36
  • 3" x 36" Double Wall Straight Pipe Length from the Corr-Guard Series
  • Our Price: $106.38
  • You Save 20%
  • Corr-Guard Collection
  • Available in 4 Finishes
  • more details
Metal-Fab 4CGSWHVK
  • Metal-Fab 4CGSWHVK
  • 4" Horizontal Vent Kit
  • Our Price: $234.14
  • You Save 20%
  • Corr-Guard Collection
  • Available in 430 Stainless Steel
  • more details
Metal-Fab 4CGSW36
  • Metal-Fab 4CGSW36
  • 36" Long Straight Length
  • Our Price: $51.17
  • You Save 20%
  • Corr-Guard Collection
  • Available in 430 Stainless Steel
  • more details
Metal-Fab 4CGSW90L
  • Metal-Fab 4CGSW90L
  • 90 Degree Elbow
  • Our Price: $61.86
  • You Save 20%
  • Corr-Guard Collection
  • Available in 430 Stainless Steel
  • more details
Metal-Fab 3CG24
  • Metal-Fab 3CG24
  • 3" x 24" Double Wall Straight Pipe Length from the Corr-Guard Series
  • Our Price: $73.37
  • You Save 20%
  • Corr-Guard Collection
  • Available in 4 Finishes
  • more details
Metal-Fab 3CGRHT
  • Metal-Fab 3CGRHT
  • 3" Double Wall Direct Vent Horizontal Termination from the Corr-Guard Series
  • Our Price: $33.11
  • You Save 20%
  • Corr-Guard Collection
  • Available in Aluminized Steel
  • more details
Metal-Fab 4CG36
  • Metal-Fab 4CG36
  • 4" x 36" Double Wall Straight Pipe Length from the Corr-Guard Series
  • Our Price: $119.22
  • You Save 20%
  • Corr-Guard Collection
  • Available in 4 Finishes
  • more details
Metal-Fab 4CGWH1
  • Metal-Fab 4CGWH1
  • 4" Wall Hanger with 1" Clearance from the Corr-Guard Series
  • Our Price: $12.08
  • You Save 20%
  • Corr-Guard Collection
  • Available in 4 Finishes
  • more details

Products you will find in this category are: AL29-4C Special Gas Vent, Special Gas Vent, AL29-4C Gas Vent, Cat III Vent Pipe, CatIV Vent Pipe, Tankless Water Heater Vent, Tankless Water Heater Vent Pipe

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Heat-Fab

    • Heat-Fab 5890CI
    • Heat-Fab 5890CI
    • 8" Saf-T Vent Seal Insulated Wall Penetration with Screen
    • Our Price: $272.10
    • You Save 25%
    • more details



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