Selkirk 10" to 30" Standard/Tall Cone Flashing (Round Large - Type B Gas Vent)

Flashing: Standard Flashing
Size: 10-Inch

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

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Standard Flashing

Fits flat to 6/12 pitch roof.

Built with double-seamed construction for protection from leakage.

Tall Cone Flashing

Used on flat roofs in snow packed areas to reduce chances of snow covering the vent.

The flashing with a tall cone fits flat to 1/12 roof pitches.

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 (Standard Flashing)
2003624 10RF-S
2003642 12RF-S 12-Inch
2003681 14F-S 14-Inch
2003699 16F-S 16-Inch
2003717 18F-S 18-Inch
2003735 20F-S 20-Inch
2003753 22F-S 22-Inch
2003770 24F-S 24-Inch
2003786 26F-S 26-Inch
2003801 28F-S 28-Inch
2003813 30F-S 30-Inch

Product Code
Part No Size (Tall Cone Flashing)
2003631 10RFT-S 10-Inch
2003649 12RFT-S 12-Inch
2003688 14FT-S 14-Inch
2003706 16FT-S 16-Inch
2003724 18FT-S 18-Inch
2003742 20FT-S 20-Inch
2003760 22FT-S 22-Inch
2003777 24FT-S 24-Inch
2003793 26FT-S 26-Inch
2003808 28FT-S 28-Inch
2003820 30FT-S 30-Inch

CA Residents: See Prop 65 WARNING.


Lifetime Limited Warranty

Refer to the Smart Choice Warranty for full warranty details.