Itt Jabsco Flush Pressure Regulator WhiteProtects your boat's water system from damaging pressures of unregulated city water hook ups. Available in two models permanently installed flush mount or in line. Both feature brass GHT fittings for potable garden hose connection. Flush mount models have 3 4" FGHT garden hose inlets and 1 2" NPT male outlet connections. In line models have 3 4" FGHT garden hose inlet and 3 4" MGHT garden hose outlet. Manufactured of food grade materials. Removable