Proco Products, Inc., established in 1930 and based in Stockton, California, operates within the manufacturing sector, specifically focusing on building materials. The company specializes in producing innovative solutions for water management, including check valves and expansion joints. A recent case study highlights Proco's contribution to the wastewater treatment sector, particularly through the deployment of its ProFlex™ Style 710-E Flanged Duckbill Check Valves in Ontario, Oregon. This installation was part of an upgrade to the city's wastewater treatment plant, aimed at enhancing compliance with environmental regulations while ensuring effective mixing of effluent discharges into the Snake River. The project involved collaboration with engineering and construction partners to develop a multi-port diffuser system tailored to the facility's hydrological conditions. Proco Products emphasizes its commitment to providing reliable products that support environmental protection and operational efficiency in water management systems. The company employs between 11 and 50 individuals and reported revenue of approximately $6.5 million.