The Proctor Research Center at the University of Vermont has done extension research regarding the effects of vacuum systems. For more information, click here.
Extractor - Vertical Pneumatic Click on photo above for video presentation. Vertical Pneumatic Extractor (Releaser) 12" x 18" x 6". For 500-1200 taps. $830.00
Lapierre SIHI Water-cooled Vacuum Pumps available in many sizes.
Tuthill A-Series Liquid Ring Vacuum Pumps Tuthill A-Series Liquid Ring Vacuum Pumps. Models A5, A10, A15, A20. Water-sealed. Includes vacuum pump, TEFC direct drive motor and mounting base.