Terwisga is recognized throughout the instrumentation industry for its capability to supply complete instrumentation packages. Products within the range include hand control valves, distribution manifolds for pressure up to 6000 PSI, the F1 0 range of valves specially designed for pressures up to 10.000 PSI and accessories such as valve padlocking and anti-tamper devices, captive stem and bleed

valves. In addition to our standard product range we can design special equip­ment and systems to satisfy specific working requirements.