Previously with acrylate or alkyd paint painted wooden surfaces.
Wash the surfaces with RENSA SUPER Paint cleaner. Remove all loose paint. Matt down hard or gloss surfaces by sanding and thereafter remove the dust.
Prime the damaged areas 1 x with FUTURA AQUA PRIMER. Fill the gaps with SILORA A Carpentry filler. Sand the filled areas and prime 1 x with FUTURA AQUA PRIMER. Topcoat 1 x with FUTURA AQUA 20.