Skip to navigation
ALK-VA — B Vent 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.

How to Purchase

Vent FAQs

ALK-VA — B Vent Adapter

Assets/Details

Adapter to transition from all brands of listed Type B Gas Vent to ALK Liner

ALK-VA_Dimensional

B-Vent Adapter dimensions (inches)

ModelSizeDim. ADim. BDim. C
3ALK-VA3"5.88"2.95"3.57"
4ALK-VA3"5.88"3.95"4.57"
5ALK-VA3"5.88"4.95"5.57"
6ALK-VA3"5.88"5.95"6.57"
7ALK-VA3"5.88"6.95"8.57"
8ALK-VA3"5.88"7.95"9.57"