Shredding the Evidence: Correctional facility solves contraband-clogged wastewater pumps. A correctional facility in the Great Plains region was struggling with tape, pieces of cloth and other contraband being flushed down toilets by prisoners. The contraband would work its way through the septic system and into the wastewater pump. The facility’s two grinder pumps that transport raw sewage to the municipal wastewater treatment plant frequently clogged due to large solid remnants. Read how Industrial Flow Solutions® SK Series corrosion-resistant, solids-handling, non-clog pump to replaced their existing grinder pumps, reduced maintenance costs, downtime and lowered the total cost of ownership.