Leybold is the world's largest suppliers of vacuum equipment. In
order to meet the needs of different applications, design and
production of a full range of vacuum pumps, vacuum components and
vacuum instrumentation, which covers the entire range of strong
low-pressure (1 atm high 10-12mbar). Their accessories: pneumatic
vacuum valve: diameter from 10mm to 250mm manual vacuum valve:
diameter from 10mm to 250mm.