DuraVent DuraFlex 3" Diameter Smooth Wall Tee Kit - 15 Feet: A venting pipe with an inner diameter of 3" is required for this unit. Everything you need to reline your brick fireplace is included in the DuraVent DuraFlex Smooth Wall Tee Kit. The flex liner has a smooth wall design and is composed of high-quality flexible stainless steel. Because there are no ridges, flue gas flow is unrestricted, making it perfect for relining brick chimneys for wood and gas appliances. The lack of ridges makes cleaning and upkeep a pleasure, so this liner will help your fireplace burn cleaner and more efficiently. The flex liner is available in a variety of lengths, allowing you to find the perfect fit for your masonry fireplace. DuraFlex stainless steel cap, DuraFlex smooth wall length, DuraFlex stainless steel top plate, and DuraFlex stainless steel tee with cap are also included in this set.

Size: 3 Inches Color: Stainless Steel Product Dimensions: 3" Dia x 15 H UL 1777 listed 3" diameter and 15 tee kit Lack of ridges facilitates cleaning and maintenance Smooth inner-wall flexible stainless steel chimney liner Smooth wall construction eliminates ridges that restrict flue gas flow Ideal for relining masonry chimney for wood and gas burning appliances