Built in welded steel and protected by an epoxy powder coat.
Runs without electricity and with very little water.
3 water connected brushes (1 sole brush, 2 side brushes).
By-pass valve allows water to flows only through the sole brush, to make it more powerful.
5 water connected brushes (1 sole brush, 4 side brushes).
Higher than the ECO 2000 : perfect cleaning of boots upper part.