Brentwood Industries, Inc. acquired Polychem Systems, the first 40' wide collector was developed in 2008. In addition, the universal wear shoe, non-metallic chain guard, SmartGuardtm Monitoring System, and Sediment Dredge have been introduced within the last four years. In addition, Brentwood Industries acquired Polytech in 2012 to enhance Polychem's product portfolio with non-metallic scum pipes and helical skimmers.

With over 18,000 systems and over 10 million feet of collector chain in operation, Polychem Systems has become the industry standard for performance and reliability and the company that design engineers around the world turn to for their non-metallic rectangular clarifier systems.

Operating in clarifiers over 300 feet long (90 metres) and 33 feet (10 metres) wide, as well as in heavy-duty stacked clarifiers, Polychem Systems designs and components have proven, for over 30 years, that they can handle the most severe sludge loading situations.