Strainers are used to protect the Valves, Pumps, and Meters, etc and are usually installed in the upstream to filter the unwanted particles from the medium. The most common types used are the Y type and the Basket type. These are available with various material combinations and end connections.

Strainer screen obstructs the flow and collects the debris in the liquid before continuing the process. This obstruction causes the pressure of the liquid to drop, commonly referred to as pressure drop.