STAUFF Return Line Simplex Filters SRFL-SW are specially developed for direct installation into the pipeline of industrial water cycles. Depending on their size, SRFL-SW filter housings are suitable for nominal flow rates up to 13.330 l/min / 3.300 US GPM at a maximum operating pressure of 16 bar / 232 PSI. The SRFL-SW have been designed to be used in the steel industry for pre-filtering or coarse filtering in descaling plants. For use with deminerlised water we recommend the Return Line Filters SRFL-SW in Stainless Steel. The filter element construction as a Stainless Steel basket screen filter ensures a long service life.