The Harrington Group is your single source for specialized industrial flow control process solutions and services. We’ve united the expertise of six market leaders under one powerful, unified banner, which encompasses Aetna Plastics (fabrication expertise), Cortrol (FRP and fabrication), Crist Group (high-purity solutions), Fluid Gauge (sanitary and process pipe, instrumentation, valves, fittings), J2 Resources (engineered products, specialty piping components), and PumpMan (pump system sales, service, and repair). This integrated collective allows us to deliver comprehensive, tailored solutions for your most complex operational challenges. We offer Best-in-Class Products, essential services, and strategic supply chain management—all built on deep industry knowledge and a collaborative approach.