The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's ring which attaches to the flue tile with silicone sealant (included). A 30' stainless steel cable (included) drops down the flue, and a hardware set mounts in the firebox.
The Top-Lock II cap/damper has an overall height of 11 3/8" and 3/4" mesh.
Fits Inside Flue Sizes of 9" x 14" to 12 1/2" x 17 1/2" and a Cross-Sectional Area of 150 sq. inches.
Free shipping within the continental United States