The Qwik Draw QD7S Stationary Coolant Flush & Exchange Machine, from Link New Tech, features four see-through fiberglass tanks (20-gal capacity). The QD7S exchanges coolant and vacuums air pockets from most car and truck radiators in under five minutes without spills or removing hoses. The 10" long stainless steel telescopic trash chute prevents spills. The Qwik Draw QD7S has a convenient tech tray to hold tools, additives and accessories. The QD7S features a stainless steel retrofit compact enclosure for quick and efficient flushes, changing fluid on two vehicles in under five minutes. This unit provides continuous coolant flushing and disposing, for auto-refills with new coolant, and auto discharge for old coolant. Color-coded control valves provide easy use on each panel on each side.