71W26 | Lennox 102504-01, Furnace Flue Exhaust, 2" | Lennox

FLUE EXHAUST: Lennox 71W26 The Lennox 71W26 is a flue exhaust designed for use with Lennox furnaces. It is made of galvanized steel and is 6 inches in diameter. The 71W26 is designed to exhaust combustion gases from the furnace and vent them outside. It is also designed to prevent backdrafting, which can cause the furnace to malfunction. The 71W26 is a durable and efficient way to vent combustion gases from your furnace. It is easy to install and maintain, and it can help to improve the performance of your furnace. If you are looking for a reliable and efficient way to vent combustion gases from your furnace, the Lennox 71W26 is a great option. Our HVAC supply store offers the best prices and fast shipping on all of our products. Shop now and save!