consist of several filter plates and frames which are arranged on a strong S. S. chasis with two end are placed between two frames so that alternate sets are connected through the sockets which forms a channel for Inlet and Outlet. The plates and frames are tightened with tightened screw with which moving end plate is attached. The unit is made out of S.S. 304 / 316/ 316L quality. Drip tray is provided at the bottom of the assembly. It is provided with mechanical closing devices whenever required.