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FCA — Single-Wall Universal Adapter

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. The System Design and Installation Guide is an additional resource.

Amerivent FAQs

FCA — Single-Wall Universal Adapter


The single-wall universal adapter provides a short slip connection with the AmeriVent single-wall snap-lock base.AV_FCA_TBGV line art universal adapter female

Available sizes (inches)

3FCA3"3 1/2"
4FCA4"4 1/2"
5FCA5"5 1/2"