Deactivated concrete or pebbles washed in Prigonrieux

 This technique allows you to wash with water and expose the upper surface of your concrete, in order to highlight the pebbles.
Another technique allows dry brushing of the concrete. It allows to meet the following eco-construction targets:
rainwater or wastewater collectors are protected from clogging.
the use of drinking water is considerably reduced thanks to dry brushing.
the residue, resulting from brushing, is inert and can be reused as a base.
construction site waste is no longer discharged into the natural environment