DuraVent Double Wall 6 In. Wood Stove Adapter - 8680 by DuraVent at Fleet Farm

DuraVent PelletVent 3 in. x 6 in. Double-Wall Chimney Pipe Adapter

DuraVent at Fleet Farm

M & G DURAVENT 6DVL-KVP 6 DVL Connector Kit, No Size, Black

DuraVent Double Wall 6 In. Wood Stove Adapter - 8680

DuraVent DVL 6DVL-AD 6 Inch Stainless Steel Double Wall Air

DuraVent at Fleet Farm

DuraVent PelletVent 3 in. x 6 in. Double-Wall Chimney Pipe Adapter

DuraVent 3PVL-X6 PelletVent Double-Wall Air-Insulated

DuraVent DVL 6 in. Chimney Adapter in Black 6DVL-ADC - The Home Depot

Chimney Pipes & Fittings - Home Improvement at Fleet Farm