The surface should be dry, clean and free of any materials stuck to it, whether dust, oils or grease.
For pre-painted surfaces, the surface should be cleaned well to remove the old paint.
Remove any Contaminants from the crack that need to be treated
The cracks should be moisturized by spraying them with water and leave them a little to get rid of the excess water and then use the right polymer to close the pores
The separator is filled with paste using a putty knife and preferably wet
In case the width of the crack is more than 15mm, successive layers are made, leaving enough time between the layers for 12 hours