Koso Kent Introl

Kent Introl, trusted since 1967 and part of Japan's KOSO group, is a UK manufacturer of severe-service choke and control valves based in Brighouse, West Yorkshire. Its product range covers advanced surface choke valves (Series 73), subsea choke and control valves (Series 75), cage-guided, single-seated, double-seated and three-way globe control valves, and butterfly control valves.

The company complements its valves with pneumatic actuators, positioners, air filters, volume boosters and airlocks, plus regulators for gas and liquid duty. Severe-service engineering specialties include multi-stage velocity control trims, erosive application solutions, noise reduction, anti-surge compressor recycle, pipeline surge relief, centrifugal pump minimum flow recirculation and fire water deluge control. In-house AddLab services provide valve diagnostics, overhaul, testing, upgrades, spares and asset life extension, and free sizing software supports engineers worldwide across oil and gas, petrochemical, power and industrial sectors.