DuraVent 3GVX4 Gas Vent Diameter Increaser 3″ x 4″
The DuraVent 3GVX4 Gas Vent Diameter Increaser is a chimney pipe made of aluminum, designed to increase the diameter of a chimney from 3 inches to 4 inches. With a length and width of 4 inches, this model is specifically manufactured by DuraVent to ensure a proper fit and efficient venting of gas from heating systems. The durable material and precise design make this product a reliable choice for home improvement and heating, cooling, and air systems.