Selkirk 3"/4"/5" Double Wall Increaser (Round - Type B Gas Vent) btu30250 This makes fire glass a

This makes fire glass a more desirable alternative to the more common ceramic logs and fire stones

103 Flue Gas Mass Flow (G/S)

5" Flex Line 18" Gas Type Natural Gas/Liquid Propane Burner Type Standard / Torpedo

Piezo ignitor

Napoleon GD412 Flat Roof Terminal Kit for 5 Inch x 8 Inch Flexible Direct Vent

Selkirk 3"/4"/5" Double Wall Increaser (Round - Type B Gas Vent) btu30250 This makes fire glass aSelkirk 3" 4" 5" Double Wall Increaser (Model RV Type B Gas Vent) Used to increase pipe diameter. (RV) Round Type B Gas Vent Model RV Double Wall Gas Vent is the installer's choice for residential, industrial and light commercial applications. The aluminum liner heats up quickly to promote strong draft. Galvanized outer provides protection against outdoor elements. Product line includes DWC Double Wall Connectors and EFC Expandable Flex Connectors.