Kapon filler - a gap filler designed for filling gaps up to 2mm and repairing wood defects caused by mechanical damage. It is used by mixing with wood dust and is recommended for all types of wood. It is a solution of nitrocellulose in organic solvents with additives. It features a short drying time. The details of these products can be found at the following link: https://chemstal.pl/katalog-produktow/kapon-szpachla/