5.5 Inch Pre-Insulated Double Ply Smooth Round Chimney Liner Chimney Liners > Double Ply Smooth Wall Oval Chimney Liners the liners are made of

the liners are made of seven ply seams that lock moisture and flue gases in the flexible 7

This 11 inch oval chimney liner kit is commonly used for large residential and commercial heating systems that require an 11" flue

and other heating applications requiring a 7" venting system

designed for Category I appliances

the liners are made of seven ply seams that lock moisture and flue gases in the flexible 5

5.5 Inch Pre-Insulated Double Ply Smooth Round Chimney Liner Chimney Liners > Double Ply Smooth Wall Oval Chimney Liners the liners are made ofThe 5. 5 Inch Double Ply Smooth Pre Insulated Chimney Liner is a premium stainless steel chimney liner designed to provide maximum safety, efficiency, and performance for chimney relining applications. Manufactured from high quality 316 stainless steel, this double ply smooth pre insulated liner helps maintain proper flue temperatures while protecting against corrosion, condensation, creosote buildup, and flue gas leaks. This 5. 5 inch double ply