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SC — Adjustable Storm Collar (14-30")

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

Vent FAQs

SC — Adjustable Storm Collar (14-30")


Submittal Data (56 KB, PDF)
  • Designed to be snug around vent pipe for a weather-tight fit.
  • For use with roof flashing and caulk.


14€“30" Adjustable Storm Collar dimensions (inches)

ModelSizeDim. ADim. B
14SC14"15"18 7/8"
16SC16"17"21 1/4"
18SC18"19"23 1/4"
20SC20"21"25 15/16"
22SC22"23"28 5/16"
24SC24"25"30 11/16"
26SC26"27"33 1/16"
28SC28"29"35 1/16"
30SC30"31"37 1/16"