PelletVent for Multi-Fuel 3in. To 4in. Diameter Increaser

The Double-Wall Chimney Pipe Increaser is designed for use with wood pellet-burning appliances and features twist-lock connections for fast, easy installation, enabling transition from a 3 in. to 4 in. pipe. Its double-wall, air-insulated design offers superior performance and reliability for long-term use.