Product Name: FRP Pressure Vessel -4" (FRP membrane housing,water purification,water treatment parts) Trademark: Hydrorigin Transport Package: Carton Origin: China HS Code: 84219990 Product Description FRP Pressure vessle 4" with elements from 1 to 4Popular used in Electron, electric power, metallurgy, chemical, food & drinking water, desalination, waste eater treatment etc.Available pressure: 300PSI, 450PSI, 600PSI, 800PSI, 1000PSI.Applicable to most standard membranes like: DOW, Hydranautics, CSM, GE Osmonics, Vontron and so on.Fiberglass-Reinforced Plasctic advantage:*High strength & Light Weight* Non-corrosive/Low maintenance* Electrically Non-conductive* Easy to Assemble and Erect* Attactive Appearance