Ronseal Stain Block Aerosol White 400ml

This stain-blocking primer basecoat is an interior spray designed to prevent stains from showing through paint or wallpaper on walls and ceilings. It blocks common household marks such as nicotine, crayon, ink, grease, and other stains, providing a white matte finish that can be painted over or wallpapered after application. The aerosol format allows quick, even coverage on bare or previously painted surfaces, helping to prepare rooms for decorating.

Usage

Applicable to most interior wall and ceiling surfaces, both bare and previously painted. Shake the can well until it rattles, then continue shaking for another minute and hold 20-30 cm from the surface during application. Dry time allows recoat in 10 minutes, with decoration possible after 4 hours. A typical two to three coats is recommended for durable stain blocking. The product is compatible with painting over or applying wallpaper after drying. The spray format enables access to hard-to-reach areas, and the finish is matte white. Each can contains 400 ml.