7.5 inch diameter Single Ply Round Chimney Liner (Only) Chimney liner length*::7.5" x 30 FEET LINER 5 inch Outer diameter: 8

5 inch Outer diameter: 8

and other Category I gas appliances requiring a 6" venting system

18"x18" flat bottom plate with an oval collar to accept the oval chimney liner at the bottom

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7.5 inch diameter Single Ply Round Chimney Liner (Only) Chimney liner length*::7.5" x 30 FEET LINER 5 inch Outer diameter: 8The 7. 5 Inch Single Ply Round Chimney Liner Kit is a premium stainless steel chimney liner designed to improve chimney performance, safety, and durability. Made from high quality 316 stainless steel, this liner kit is ideal for relining masonry chimneys while protecting against corrosion, moisture, and flue gas leaks. This 7. 5 inch chimney liner kit is commonly used for wood stoves, fireplace inserts, and other residential heating appliances that