Wilkins Hose Bibb Relief Valve
MODEL 100-HBRVThe Wilkins Model HBRV is designed for installation on washing machine fill valve to provide protection from thermal expansion. The HBRV is to be threaded on the cold water washing machine fill valve using an adapter (not provided). The washing machine fill hose is then attached to the HBRV. The device is for pressure relief only and should be used in conjunction with other temperature limiting devices.