Lennox Straight Pipe 4.5”ID X 7.5” OD

This double wall gas pipe is for Superior, Astria, and Lennox gas burning direct vent fireplaces. The pipe length features a 4" inner diameter and ...

Coaxial 24" Length, Rigid Straight Pipe 4.5"ID x 7.5"OD. This is used for Lennox, Superior and Astria Gas Fireplaces that call for Secure Vent 4.5/...

4.5" x 12" Stove Pipe. Generally Used For Direct Venting Gas Stoves.

IHP SV4.5L48  SV4.5L48 48" COAXIAL STRAIGHT PIPE

Coaxial 36" Length, Rigid Straight Pipe 4.5"ID x 7.5"OD. This is used for Lennox, Superior and Astria Gas Fireplaces that call for Secure Vent 4.5...