Simpson Duravent 4PVPT3B 4"x3"Pellet Vent Black Tee

This Increaser Tee with Clean-Out Tee Cap - 4 Inch Inside Diameter from the PelletVent Pro series is a Type L Biofuel Chimney Pipe component and consists of the duralock system for a tight seal. Attaches 3" pipe to branch and 4" pipe to body. Use for a 90 Deg offset. Branch swivels for alignment. Removable twist-lock Clean-Out Tee Cap. Features: Type: Tee with Cap. Finish: Black. Tee Type: Increaser. Cap type: Clean-Out. Use for 90 Degree Offset. Branch Swivels for Alignment. Type L Biofuel Chimney Pipe Component. Specifications: Overall Dimensions: 10" (H).