Aqua
Robust 3-stage vacuum motor with metal housing for higher air-flow and longer life (optional upgrade to twin vacuum motors for better solution recovery and quicker drying).
A smoother running solution pump delivering 5 Bar (70 psi) of pressure (optional upgrade to 7 Bar (100 psi) of working pressure).
An updated forced air cooling system to prevent overheating and prolong the life of the motors.
Improved "Whisper Quiet" noise reduction system, for a better working environment.