Selkirk 10" to 30" 45 Degree Elbow (Round Large - Type B Gas Vent)

Size: 10-Inch

Estimated Arrival: Between and . (To All Contiguous States)

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Selkirk 10" to 30" 45 Degree Elbow

Elbows are used to offset installation to avoid obstructions such as rafters and joists

Size 10" through 14" adjust easily from 0° to 45°

Sizes 16" through 30" are non-adjustable

Round Large - Type B Gas Vent

Model R Double Wall Type B Gas Vent is designed for quick and easy installation. It's durability makes it ideal for multi-family and commercial industrial applications. Featuring an aluminum inner liner designed to assure quick vent action and minimal condensation. Lightweight and easy to assemble with snap lock ends.

10" to 30" Diameters:

  • Aluminum inner liner
  • Galvanized outer wall
  • Double-wall design with 1/2" uniform airspace
  • Clearance to combustibles is 1" for diameters 10"-30"
  • Featuring snap lock joints for easy assembly
  • Smart Choice warranty on all components


  • Listed to UL 441 in the U.S.A.

    Product Code
    Part No Size
    2003623 10R45-S
    2003641 12R45-S 12-Inch
    2003680 14R45-S 14-Inch
    2003698 16R45-S 16-Inch
    2003716 18R45-S 18-Inch
    2003734 20R45-S 20-Inch
    2003752 22R45-S 22-Inch
    2003769 24R45-S 24-Inch
    2003785 26R45-S 26-Inch
    2003800 28R45-S 28-Inch
    2004004 30R45-S 30-Inch

    CA Residents: See Prop 65 WARNING.


    Lifetime Limited Warranty

    Refer to the Smart Choice Warranty for full warranty details.