About the M&G DuraVent 4" x 18" Round Gas Vent Pipe - 4GV18
M&G DuraVent 0021 4GV18 4" X 18" Type B Vent Pipe. DuraVent has incorporated a new and innovative system that features a lock-tight connection for Type B natural gas and propane vent applications. This Type-B Gas Vent Pipe is designed to withstand the rugged demands of continuous gas ventilation in residential and industrial applications. This Pipe also comes equipped with an inner wall that is engineered to heat up rapidly, and remain hot during operation of the appliance which increases ventilation and appliance efficacy. The M&G DuraVent 0021 4GV18 4" X 18" Type B Vent Pipe features deep locking grooves for a quick and secure lock, a corrosion resistant galvanized body, aluminum inner wall, and is ideal for gas fireplaces, gas-fired furnaces, boilers, gas water heaters, and wall heater applications. The M&G DuraVent 0021 4GV18 4" X 18" Type B Vent Pipe is not compatible for coal or wood-burning applications.
