The DirectVent Pro 4 x 6-5 8 Galvanized Snorkel Termination Cap 14 is a component that is used in a typical venting installation. The snorkel termination cap is sued for horizontal through the wall terminations when a vertical rise is desired in the system to meet appliance manufacturer recommended minimum heights. Do not enclose in the wall or install below grade.ADA Compliant: No Finish: Galvanized Fuel Type: Gas, Liquid Propane Height: 23-3 4 Material: Aluminum, Galvanized Steel Material: Galvanized Steel Pipe Class: Direct Vent Pipe Inside Diameter: 4 x 6-5 8 Pipe Shape: Round Style: Contemporary Modern UL Listed: Yes Weight: 11 Width: 9