Security Chimneys Secure Black 7DLK Double Wall Damper 161in Designed with cupped holders to

Designed with cupped holders to capture wax spills

Elbow Offset Chart (For DuraTech 5"-8")

Up to 4 extension kits can be added to each starter kit

Model DVP36SP Input BTU/Hr Maximum 35

The outer diameter of the collar is 1/8" smaller than the inner diameter of the chimney

Security Chimneys Secure Black 7DLK Double Wall Damper 161in Designed with cupped holders toOverview Since starting operations in 1960, Security Chimneys International has built a reputation as one of the most trusted suppliers of quality chimneys in North America. Our dedication to total quality lives in the research and development of new products and services for the residential and commercial markets. With a 104,800 square foot manufacturing facility in Laval, Quebec, we are fully equipped and accredited to certify that all our products