Doesn’t require preparation, if the application of the Reis Fórmula® is going to be done, immediately to the finishing operation.
Old floors should be washed with clean water to remove dust. If the floor is contaminated with grease or fuel, wash with water and degreaser with Ph neutral, how many times are require, in order that the application of the Reis Fórmula® can be done.
Floors with chemical compounds as curing agents, resins or coating, must be removed mechanically, before the application.