DuraFlex Smooth Wall Stainless Steel Liner - 6" x 30'

This 6" x 30' venting system is designed for solid fuel, non-condensing gas, and oil appliances. Its smooth-wall inner liner improves airflow and reduces creosote buildup, simplifying maintenance. Built from durable 316 stainless steel, it offers exceptional corrosion resistance, making it an excellent choice for coal and sulfur-based fuels.