Fil Stick M230 in Grey Flagstone is a quick and effective solution for repairing chips, cracks, and surface imperfections in flagstone, tile, grout lines, and masonry. Specially color-matched to grey-toned flagstone, this wax-based filler is easy to apply and blends seamlessly into natural stone textures, restoring a uniform, polished look in minutes.
Perfect for both indoor and outdoor applications, the Fil Stick M230 requires no special tools—just rub in, level off, and you’re done. Whether you’re a flooring professional, stone installer, or DIY homeowner, this compact stick provides a clean, durable repair without the mess of wet fillers or grout.