Temporary Strainers Temporary strainers(temporary filters/startup strainers) are installed between two flanges of the piping system. They can remove larger solid impurities in the fluid, such as rags, welding rods, pipe scales, rust, etc. Main Purpose: Provide protection for downstream expensive machinery and equipment (valves, pumps, instruments), stabilize the process, and https://www.steellong.com/products/cone-filter-element