Z-Flex 5" x 30' Stainless Steel Chimney Liner Kit for All Fuels btu42000 Up to 4 extension kits

Up to 4 extension kits can be added to each starter kit

it's designed to pair with IDV26 series Fireplace inserts

Use to secure the Support Elbow or the Extended Support Elbow inside a masonry chimney or chase

000BTU – 5

Z-Flex 5" x 30' Stainless Steel Chimney Liner Kit for All Fuels btu42000 Up to 4 extension kitsZ flex is engineered to quickly conduct heat, assisting in a natural draft system. Kit must be insulated for wood burning applications. (US Only). Note: For Use with Natural Draft Appliances. Not intended for use with Category II, III, or IV gas burning appliances as defined by the National Fuel Gas Code, NFPA 54, or other appliances that result in condensation or corrosive acids on the liner of the chimney, or that create positive pressures in the