Vacuum Leak Tester Prima Manufacturer & Supplier in India | Presto Group Presto Vacuum leak detection system is now available in Prima series. With HMI Touch Screen Display and fully automatic controls, one can ensure accuracy with repeatability and take data acquisition for various tests. It is capable of testing both Bottles/containers and other packages. For more information visit ouw website: -https://www.prestogroup.com/products/vacuum-leak-tester/