HVA has manufactured high and ultra high vacuum valves for the semiconductor, scientific and high technology industries for the past 40 years. We offer Gate and Rectangular Valves-MESC compatible, Million Cycle Valves, Laminar, Throttle, 3-position, Angle and Inline Valves. Standard products can be customized by our engineering team to fit your requirement. See our full catalog on-line: www.highvac.com .
