RKL Controls is a pioneer in controls used in the handling of abrasive, corrosive, high temperature, and high viscocity sludges.

The reliablity of the RKL Controls product line cannot matched by an other company in the fluid controls industry. Carl Eric Johnson, Inc. carries the entire line of RKL products from pressure gauges to pinch valves.

RKL Controls, a Red Valve Company, offers a variety of rugged, high-performance RKL® brand pinch valves and pressure sensors for the monitoring and control of a broad range of process fluids. They perform with unchallenged reliability when handling abrasives, corrosives, high-solids content sludges, air-conveyed materials and high-temperature liquids.

Industries served include specialty chemicals, chemicals, petrochemical, water and wastewater treatment, mining, food & beverage, pulp & paper, power & utility, glass & ceramics, agri-chemical, pharmaceutical, and air pollution control.

RKL® Pinch Valves  
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Dependable RKL Pinch Valves offer efficient, cost-effective operation in on/off duty and in a variety of precise, repeatable process control applications.
RKL® Series W Pressure Sensor/IsolatorMore... The RKL Series W Pressure Sensor/Isolator monitors and/or controls fluid pressure in a wide range of process control systems. It provides accurate, reliable and safe pressure readings while isolating instruments from hard-to-handle corrosive and abrasive slurries.