We start by removing loose elements. Clean well-preserved surfaces with an eccentric grinder.
Using a universal, of the aqueous primer, prepare the substrate for a new layer of varnish.
We used Aqua Glanzlack varnish for varnishing. We apply it on large surfaces with an acrylic brush and a sponge roller.
A cupboard like new – mainly due to double sanding (carefully remove the dust!) and varnishing.