About Us

For over 50 years, Pres-Vac Engineering has been supplying pressure vacuum valves and venting equipment to the tanker shipping industry. Today, we are the worlds' leading supplier of high-velocity pressure/vacuum valves. Our customers include all the leading tanker fleets in the world. We work with shipyards, naval architects and other partners on all continents. We have a network of highly professional, experienced agents and distributors in all major ship-owning and ship-building countries.

We have the widest and most comprehensive range of high-velocity pressure/vacuum valves available anywhere. We've expanded our range of products and services to include:

• The worlds' most reliable, safest and best high-velocity pressure vacuum valves, fully certified and complying with all regulations.
• A range of high performance, cost effective pumps with patented magnetic coupling. 
• Marine Nitrogen Systems offering 30% energy savings, low operating costs, the highest quality and safety standards and which can be easily retrofitted. 
• Worldwide Service Stations and 24/7 Service and Support capabilities.