Z-Flex Z-Max 4" x 40' Stainless Steel Chimney Liner Kits for All Fuels w25.75 durable tempered glass construction to

durable tempered glass construction to ensure a long-lasting

Round Support Collar

Brand DuraVent Series FasNSeal Model FSA-SWDW7 Product Type Double-Wall Adapter

A 7" Technical Dimensions

Use when relining masonry chimney for use with biofuel appliances

Z-Flex Z-Max 4" x 40' Stainless Steel Chimney Liner Kits for All Fuels w25.75 durable tempered glass construction toZ Flex Triple Lock stainless steel chimney liner kits come complete with everything you need to quickly and easily install. Features Available in 3", 4", 5", 5. 5", 6", 7", 8", 9", 10" Larger sizes available upon request Alloy 316 Titanium Patented airtight Triple Lock construction is tested and listed by UL UL 1777 and ULC S635 Listed for use with wood, pellet, oil, natural gas, and propane fired appliances.