Our new complete line septic, grease trap and wastewater effluent filters are designed to prevent solids discharge from septic tanks, grease traps, and wastewater treatment processes.; Our effluent filters, accessories and effluent filter maintenance accessories provide an inexpensive method for collecting solids that may otherwise be discharged from the waste water system. Whatever the application we have an effluent filter to meet your on-site wastewater filtration needs.