Here is everything you have ever wanted in a filler. Osmo Woodfiller is a non-acrylic, water-based wood putty and filler. It sands easily once dry. The drying time is approximately 30 minutes at room temperature. It is non-flammable and non-toxic with no fumes or unpleasant odours. It will not crack, shrink, sink or fall out. It is quick to apply using a filling or palette knife or similar tool. It is easy to use in a wide range of repair and renovation projects. Osmo filler is available in a range of colours, ready to use straight from the tub with no need to mix or add additional hardener. Use this product to fill wood, plywood, masonry, fibreglass, plastic and metal.