Superior Snap Lock 18" Section Double Wall Pipe for 12" Standard Wood Burning Chimney btu445000 Once this Outside Air Kit

Once this Outside Air Kit is installed

6" 8/12 Pitch Aluminum Fixed Pitch Flashing

Flat Cover

Fire Cracked Brick liner

Superior Snap Lock 18" Section Double Wall Pipe for 12" Standard Wood Burning Chimney btu445000 Once this Outside Air KitProducts wood burning pipe features a "double wall" or an inner and outer pipe. The outer pipe (15 3 8") provides cooling air necessary to maintain safe chimney temperatures, while the inner pipe (12"), made of stainless steel, emits the gases out of the fireplace. What's Included Double Wall Pipe Features Available in different lengths Double Wall Pipe Snap Lock For use with Superior 12" Standard Wood Burning Chimney (12 3 8" Inner Diam. 15" Outer