Becker Pumps Corp. Central Vacuum Systems - http://www.beckerpumps.com/
Manufacturer of industrial and medical central vacuum systems in two types: 100% oil-less, or oil flooded. Available in modular/expandable (to 6 pumps), or tank mounted designs. |
Industrial Vacuum Systems by Thorne Pneumatic - http://www.thorne-vacs.com/
A manufacturer of industrial vacuum systems, including portable vacuums, central vacuum cleaners, high capacity loading systems, filter separators, and pump packages. |