Comparison : Item # VGA-L, VaneGard (VG) Series, Low (L) Cone Opening Level, and 4 to 16 Inch of Mercury (inHg) Pressure Vooner Conical Port Liquid Ring Vacuum Pump
Item # VGA-M, VaneGard (VG) Series, Medium (M) Cone Opening Level, and 12 to 24 Inch of Mercury (inHg) Pressure Vooner Conical Port Liquid Ring Vacuum Pump
Item # VGA-H, VaneGard (VG) Series, High (H) Cone Opening Level, and 24 to 26 Inch of Mercury (inHg) Pressure Vooner Conical Port Liquid Ring Vacuum Pump
Item # VGC-L, VaneGard (VG) Series, Low (L) Cone Opening Level, and 4 to 16 Inch of Mercury (inHg) Pressure Vooner Conical Port Liquid Ring Vacuum Pump
Item # VGC-M, VaneGard (VG) Series, Medium (M) Cone Opening Level, and 12 to 24 Inch of Mercury (inHg) Pressure Vooner Conical Port Liquid Ring Vacuum Pump