DuraVent Type B Oval Gas Vent Double Wall Round-to-Oval Adapter

This Aluminum Round-to-Oval Adapter with 4″ Inner Diameter from the Oval Gas Vent is a Type B gas component that will meet the needs of any Type B installation. Use this adapter to convert vent pipe from round to an oval vent.

DuraVent’s innovative system for a lock-tight connection for Type B Gas Vent called DuraLock. See the alignment indicators meet; feel the ends grasp together; hear the snap as the connection firmly locks into place. Type B gas vents are not suitable for use with wood-burning or coal applications, industrial ovens, exhaust ranges and hoods, grease or pollution ducting, or as free-standing exhaust vents for high temperature applications. Type B Gas Vent has been engineered to heat up rapidly. It remains hot during the operation of the appliance with minimal condensation in the appliance and vent system. Pipe lengths are available in multiple lengths, 6 to 60 inches, with a full complement of adjustable and rigid fittings.