Z-Flex 7" x 30' Triple-Lock Stainless Steel Smoothcore All Fuels Chimney Liner Kit btu19500 Model # HLDS01-BST Material 202

Model # HLDS01-BST Material 202 Grade Stainless Steel Reflector Dia

This prevents damage for the exhaust on these materials

Fire Pit and Fireplace Compatible

The blade design on the 810 and 812 is an aerial blade design

Z-Flex 7" x 30' Triple-Lock Stainless Steel Smoothcore All Fuels Chimney Liner Kit btu19500 Model # HLDS01-BST Material 202Eliminates the turbulence that's inherent with corrugated liners, improving draft. Resists corrosive attack by not impeding the flow of condensate down the liner, with therefore, less opportunity for soot to accumulate. 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