Cast Iron Full Flow Ball Non-Return Valves prevent reverse flow and limit risks of pump cycling.
Suitable for sewage, waste water, fluids of varying viscosity, liquid manures and sandy water.
Features
Silent and reliable
Specially designed for polluted thick and viscous liquids
Max working temperature 80°C continuous
Exact head loss and individual technical data sheets available on request
Ball is lifted by the liquid and guided into housing totally out of the way on return it rotates and cleans itself and descends back into closing position when flow stops
Can be installed vertically or horizontally (ball above axis)