500ML Stain Block Aerosol

500ml Stain Block Aerosol is a high-performance primer and sealer designed to effectively cover and isolate stains before painting. Its fast-drying formula helps prevent stains such as water marks, smoke damage, grease and tannin bleed from showing through finished paintwork, creating a clean and professional base coat.

Suitable for use on walls, ceilings, wood and other common building surfaces, this aerosol provides quick and even coverage with minimal effort. Ideal for decorating, maintenance and refurbishment projects, it helps improve the quality and durability of paint finishes. The convenient spray application makes it suitable for both professional decorators and DIY users seeking reliable stain-blocking performance.