RV Trailer Camper Fresh Water Accumulator Tank SHURflo 182-200 Fresh Water Accumulator Tank; 24 Ounce; 9.1 Inch Length x 4.8 Inch Width x 3.8 Inch Height; 1/2 Inch NPSM Male Ports; Maximum Pressure Up To 125 PSI/ Pre-Charged Pressure Up To 30 PSI; Nylon Tank Helps Reduce Unwanted Cycling, Pulsation And Pressure Spikes Uses A Patented Domed Displacement Diaphragm To Minimize Noise And Power Usage Helps To Accommodate Any Space Constraints In Your RV Specifically Designed To Be Installed Downstream Of Your Pump