FRP pressure vessel to suit three 8.0" x 40" brackish water membrane by Protec, USA. 300 PSI working pressure. ID =206mm ; OD = 231mm; LOA = 3581mm. 1 inch BSPF end entry ports. Durable non-corrosive fiberglass housing in white color finish.  PVC & aluminium end plugs and stainless steel retaining ring for easy installation.  Mounting kit with 2 x straps and 2 x saddles. Maximum separation between permeate port and feed/concentrate port allow the use of large fittings. Ethylene propylene "O" rings included.