Actuation Valve are a market leading supplier of Aluminium Bronze Butterfly Valves within the UK & Worldwide working closely with Spanish Manufacturer TTV, predominantly servicing the Marine, Oil & Gas, Water, Fire Protection and Defence Industries for the last 40 years. Koei UNIC’s unique design is resistant to vibrations from all directions with no additional parts required. This makes it the ideal solution for use in areas where vibrations are an issue such as heavy machinery or shipping. The concentric design of the butterfly valves allows for an elastic, replaceable seat that takes on both shape and size to form a perfect seal. This TTV Butterfly Valve is suitable for use in either on and off or throttling applications with no loss of functionality.