Venn Company introduction 

Venn is a maker that mainly manufactures and sells automatic control valves as a company specializing in fluid control valves.
Venn's fluid control valves are also active around you.
Website
www.venn.co.jp/
・Product range
Pressure Reducing Valve, Safety Valve, Primary Pressure Regulating Valve, Differential Pressure Regulating Valve, Noiseles Heater,Steam Trap, Air Vent Valve,Radiator Valve, Expansion Joint, Ball Joint,Emergency Shut off Valve, Strainer, Solenoid Valve, Motor Valve, Cylinder Valve, etc...