Z-Flex 3" x 25' Triple-Lock Stainless Steel Smoothcore All Fuels Chimney Liner Kit h46.875 48-Inch riser box for GDIX4

48-Inch riser box for GDIX4 fireplace insert

under normal residential use against defects in material or workmanship of the product for parts only for as long as the original consumer owns the chimney system

Size 45" Finish Black

25" D Framing Dimensions 42

Z-Flex 3" x 25' Triple-Lock Stainless Steel Smoothcore All Fuels Chimney Liner Kit h46.875 48-Inch riser box for GDIX4Eliminates 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