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ALK-FS — Insulation Sleeve

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-FS — Insulation Sleeve

Assets/Details

Installation Instructions (202 KB, PDF)
  • Insulation sleeve with tough poly exterior
  • Cable ties included

Insulated Sleeve sizes (inches)

ModelSize
4ALK-FS3"-4"
5ALK-FS5"
6ALK-FS5.5"-6"
7ALK-FS7"
8ALK-FS8"