The BUSCH VACUUM Puma/Panda Roots series dry running vacuum pumps offer flows up to 10,000 m3/h, and are a common choice for various large suction applications, often combined with backing pumps for increased efficiency. They operate without contact, and without sealing fluids in the working chamber, such as oil or water. They contain an integrated by-pass valve for operations at different pressures, available in different sizes, with different suction and pressure capacities, offering compatibility with various processes. Their high volume suction offers cost-effectiveness for the entire process. They have been tested for sturdiness, durability and reliability.