Borma Holzmasse wood filler. A quick-drying monocomponent potassium nitrate filler with a base of wood-dust. For use with indoor and outdoor.
How to use
Choose the required shade (preferably darker than the support that is being treated), apply the Borma putty directly on to the clean surface with a spatula.
Leave to dry for 5-10 minutes, depending on the quantity used.
Sand off any excess product. Stain to required colour.
Remove any dust or grease and paint the support with any sort of varnish, either solvent based, water based.When it is dry it can be varnished over.