The HG Mould Spray is a solution for removing mould, damp, and weather stains from various surfaces. It's effective on silicon seals between bathtubs and tiled walls, shower cubicles, plaster, and more. This anti-mould spray is also suitable for cleaning tile walls, seals in swimming pools, garages, sheds, saunas, and conservatories. It's self-acting and results are visible within 30 minutes. The spray comes in a 650ml size.