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TLCFF — Tall Cone Flashing

How to Specify

Using tables from the National Fuel Gas Code or our Sizing & Application Guide, determine the diameter of venting required. The Sizing & Application Guide also offers tips on good design including multi-appliance system sizing and design.

How to Purchase

TLCFF — Tall Cone Flashing


  • 0/12 to 2/12 pitch.
  • All seams are sealed with silicone sealant.
  • Galvalume construction.
  • Comes complete with storm collar.

TLCFF - Tall Cone Flashing - dimensional drawing

Tall Cone Flashing dimensions (inches)

5TLCFF5"24 x 24
6TLCFF6"24 x 24
7TLCFF7"24 x 24
8TLCFF8"24 x 24
10TLCFF10"30 x 30
12TLCFF12"32 x 32
14TLCFF14"34 x 34