Lock-Top Dampers with Cap

The Open and Shut Solution to Fireplace Problems! Made of cast aluminum and stainless steel, these dampers are meant to brave the elements year round so your chimney doesn't have to. The Lock-Top damper uses a high quality silicone rubber seal to ensure a tight fit and prevent anything from making it's way in. It also includes a cap and mesh surround to keep out rain and pests while the chimney is in use or while cooling. These dampers come with a Limited Lifetime Warranty. 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 and hardware are also included. All Lock-Top II cap/dampers have an overall height of 11-3⁄8".Note: Don't use Lock-Top dampers with gas logs - failure to open could cause carbon monoxide to back up into the house. In case of a gas leak, gas could be trapped in the flue, resulting in an explosion. Chimney dampers allow you to close the chimne