4 in. x 3 in. Dia Aluminum Increaser Tee

Attaches smaller pipe to branch and larger pipe to body. Use for a 90¡ã offset or to combine connectors from two or more appliances into a common vent. Branch swivels for alignment.

Type B gas vent designed to the demands of the common category I appliance installation
Use with natural gas and liquified propane (LP) category I appliances with a draft hood
Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation, an innovative system for a lock tight connection called DuraLock
1 in. clearance to combustibles in single and multi-family dwellings
Limited lifetime warranty
1 in. clearance to combustibles in a single or multi-family dwelling applications