Deltrol is a world-class manufacturer of cartidge valves, custom manifold systems and in-line valves.
A spring biased ball or optional poppet check provides full flow in one direction; a stainless steel, tapered needl provides a wide range of adjustment of flow in the controlled direction. A locknut prevents unwanted changes in adjustment. A tamperproof adjustment key is standard; a knurled knob is optional.
A wide range of flow adjustment is possible because of the fine thread, tapered needle. Unwanted changes in adjustment are prvented by a locknut. A tamperproof adjustent key is standard; knurled knob is optional.
A slight pressure differential fully opens or closes the ball or poppet check valve. This valve is available with either ball check or bubble-tight poppet check.