Best Value Vacs- Glassvac Brand 3 Gallon Aluminum Vacuum Deassing Chamber w/MC6 Single Stage Vacuum Pump Kit For Wood Stabilizing No. of Stages:1 Free Air Displacement: 6CFM Ultimate Vacuum: 80Microns Pump Motor: 1/3 HP Pump Speed: 1720 RPM Electrical Specs: 110/120 V/60 Hz Dimensions: 15 x 6.5 x 11 Shipping Weight: 20.5lbs