Stop stains and damp from reappearing with this Damp & Stain Block 400ml spray. Specially formulated to seal and cover water stains, nicotine, rust marks, and mould patches, it creates a protective barrier before painting. Ideal for use on walls, ceilings, plaster, wood, and masonry, this fast-drying spray prepares surfaces for a clean, long-lasting finish. Perfect for home renovations, DIY repairs, and restoring problem areas.