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TLCITP — Insulated Tee Cap

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

TLCITP — Insulated Tee Cap


  • TLCITP - Insulated Tee Cap - Dimensional DrawingPermits typical 2" airspace clearance to combustibles.
  • 5" to 8" sizes are twist-lock and for non-wall support applications only.
  • 10" to 14" sizes are press-fit design.

Insulated Tee Cap Dimensions (inches)

ModelSizeOD (A)ID (B)( C )
5TLCITP5"752 7/8
6TLCITP6"862 7/8
7TLCITP7"972 7/8
8TLCITP8"1082 7/8