HG natural stone stain colour remover (HG product 41) simply removes coffee, tea, wine, cola and other coloured stains from marble and all other calciferous natural stone floors. Spray the surface from a distance of 3-5 cm and leave the product to work for 30 minutes. Now rinse off the sprayed
surface using a sponge and water. Repeat the treatment after 30 minutes for stubborn stains.