The Bradford White 415-45167-00 Heat Trap Fitting is an OEM replacement component designed for the hot water outlet of Bradford White residential and commercial water heaters. Its single-disc design allows hot water to flow through the outlet while restricting reverse circulation and reducing unwanted heat loss through connected pipes. This fitting helps maintain stored water temperat... https://www.partshnc.com/415-45167-00-bradford-white-heat-trap-fitting