Selkirk 4 in. Steel Gas Vent Pipe Collar

The 4 in. Steel Gas Vent Pipe Collar is made of durable, galvanized steel and die-formed for uniform sizing and strong, easy-to-connect joints. It creates a professional, finished appearance and also acts as a firestop. A locktab feature allows installation without the use of sheet-metal screws. It is a Type B round fitting designed for use on approved gas appliances in residential, light commercial and industrial applications. It is tested and UL listed for safety in accordance with NFPA standards.|Strong, durable galvanized steel outer pipe|Creates a professional, finished appearance and acts as a firestop|Locktab feature can be used instead of sheet-metal screws for ease of installation|Die-formed to assure uniform sizing and strong, easy-to-connect joints|Tested and listed per UL 441 for installation in single- and multi-story buildings