Double Wall Stove Pipe was designed to work with your Stainless Steel SuperVent Chimney to form a complete Wood Stove Venting system! • Clearances are reduced to 6" from combustibles (vs 18" for single wall pipe) • High quality, scratch resistant black finish • Adjustable Lengths means no cutting pipe to fit your installation • Listed, Certified and Labelled to UL Safety Standards • Lifetime Warranty on all components • The Stainless Steel inner liner, 1/4" air space and Aluminized Steel outer casing provide superior insulating qualities compared to single wall pipe. This enhances the performance of your wood stove by improving draft (which prevents smoking). • Double Wall Pipe also reduces potential creosote build-up, to prevent chimney • fires - making your Chimney system safer and longer lasting.