Valves for Municipal & Industrial Applications | DeZURIK/APCO/Hilton. DeZURIK is a global leader in manufacturing valves for water treatment, sewage and wastewater treatment, pulp and paper, chemical, mining, power, oil and gas downstream, and valves for other process industries.. DeZURIK, APCO, APCO Valve & Primer, Hilton Valves, Matt DeZurik, Dezurik Water Controls, Sartell Valves and Controls, Sartell Water Controls, Willamette, Air Valves, Air Release Valves, Air/Vacuum Valves, Combination Air Valves, Surge Check Valves, eccentric plug valve, 3-way eccentric plug valves, 4-way eccentric plug valves, pump check valves, air conditioning balancing valves, AWWA Butterfly Valves, high performance butterfly valves, resilient seated butterfly valves, v-port ball control valves, rotary control valves, precision electric control valves, basis weight control valves, Knife gate valves, severe service knife gate valves, slurry valves, double block and bleed valves, bonneted gate valves, bonnetless gate valves, throttling knife gate valves, Jetflo gate valves, hydro guard knife gate valves, O-Port Knife gate valves, thru-port gate valves, Unival ported gate valve, material handling knife gate valves, mixing knife gate valves, diverting knife gate valves, dust collector valves, sledge hammer gate valves, square rectangular knife gate valves, deflection cones, coal burner isolation valves, level sensor isolation valves, high pressure valves, surge relief valves, swing check valves, automatic control check valves, double door check valves, rubber flapper swing check valves, silent check valves, slanting disc check valves, full flow foot valves, full flow rubber flapper foot valves, vertical check valves, vertical vent valves, angle disc check valve, wafer swing check valves, tilting disc check valve, AWWA metal seated ball valve, metal seated cone valve, consistency transmitters, rotating consistency transmitter, AccuTrax Blade consistency transmitters, double acting throttling device, hydraulic power unit, actuators, Compak cylinder actuators, manual gear actuators, G-Series manual actuators, G-Series cylinder actuators, LA-Series Actuators, PowerRac Cylinder Actuators, rotary diaphragm actuators, M-Series actuators, fabricated valves, water treatment, water distribution, wastewater treatment, pulp and paper, chemical, petrochemical, mining and valves for other process industries