DuraVent DuraVent 12" Inner Diameter - DuraChimney II Class A Chimney Pipe - Double Wall - Storm Collar

DuraChimney II Collection 12" Inside Diameter Chase Top CollarThe DuraChimney II 12" Inside Diameter Chase Top Collar is a component that is used in a typical venting installation. The chase top collar is used to construct custom sized chase tops. Provides necessary ventilation and spacing to maintain UL listing for chimney system.Features:Inner Diameter: 12"Dimensions: 22" x 22"Use to Construct Custom Sized Chase TopsUL ListedDuraChimney II is an exceptional factory-built alternative to pre-fabricated m...