... " FRP membrane housingsPressure: 75,300,450,600,1000PSIEnd port or Side port with all fitingElement : 4040-1,4040-2,4040 ... -3,4040-4Color : White or Blue optioned------------------------------------------------------------8" FRP membrane housingsPressure: 300,450,600, ... 1000,1200PSISide port or End port with all fitingElement : 8040-1,8040-2 ...