Amazon.com: Renator RV Water Pressure Regulator for RV Camper. Brass Lead-free Adjustable RV Water Pressure Regulator with Gauge. RV Water Regulator for Camper Travel Trailer, Reducer Valve W Filter. M11-0660R. : Automotive
Water Pressure Regulators: What They Are and How They Work
High Pressure Fluid Regulator, 5000 Max psi, 1300-3000 psi Range, 8.2 GPM, SST, Spring Type, 3/8 (f) x 3/8 (f)