EC Series Ball Check Valves

The Chemline EC Series Ball Check Valve is a compact, true union non-return valve designed for high-performance flow control in systems from 1/2” to 2”. Constructed from durable PVC and offered with EPDM or FKM (Viton®) seals, this valve is ideal for handling slurries, suspended solids, and unclean fluids. It supports both horizontal and vertical installation, making it versatile for a variety of piping configurations.

Its self-cleaning internal design ensures reliability and reduces maintenance, while the moulded elastomer seat and high-finish ball deliver secure sealing even at low pressures. The true union configuration allows for quick disassembly and easy maintenance.

Available with socket, threaded, flanged, or ChemFlare™ ends, the EC Series is pressure-rated up to 230 PSI at 20°C and offers excellent flow rates. It is an ideal solution for compact systems requiring dependable, corrosion-resistant, and efficient check valves.