Emptying type: Pneumatic (by compressed air).
Pneumatic Waste Oil Extractor Drain Tank Container Vacuum Evacuate 18.5 Gallon
18.5 Gallon Pneumatic Waste Oil Garage Extractor Vacuum Fluid Drainer Machine
Pneumatic Waste Oil Extractor 20 Gallon Waste Oil Extraction Drainage Machine
8/20 Gal Portable Waste Oil Drain Tank with Lift Pan Oil Drain Container w/Wheel
18/20 Gallon Waste Oil Drain Tank Container W/Casters Portable Adjustable Height
American Forge & Foundry 8874 18 Gallon Plastic Waste Oil Drain