WEIGHTED PLASTIC CHEMICAL STRAINER W/CHECK VALVE
weighted plastic chemical strainer w/check valve
strainers are used at the end of chemical hoses in a container of chemical. the strainer helps filter our any impurities in the chemical container to prevent them from entering the water line. this strainer has a check valve to prevent the water in the high pressure hose from re-entering the chemical container.
if you are tired of consuming these, buy an original slotted filter for sodium hypochlorite invented by the pump guru. it is part tf-c or for the dual port chemical injector, tf-di