High quality, industrial grade dry or wet vacuum (filter must be removed when used as a wet vacuum)
Double insulation dual motors with independent ventilation built with two-stage suction turbine
You can enable only one or two vacuum motor(s) at a time
Semi-permanent washable polyester filter
Antifoam device
Stainless steel water/waste tank (detachable)
Shockproof plastic heads resistant to chemicals and high temperatures