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OPA — Adjustable Oval Pipe

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

OPA — Adjustable Oval Pipe

Assets/Details

  • The adjustable length telescopes onto standard pipe sections to permit adjustments from 3" to 10".

Adjustable 4-5" Oval Pipe dimensions (inches)

ModelSize
4OPA4
5OPA5