Ronseal 30323 Thompsonfts Stain Block Damp Seal 750Ml

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Ronseal 30323 Thompsons Damp Seal 750ml

This 750ml tub of Ronseal Thompsons Damp Seal is the ideal mid-size solution for tackling medium-scale damp patches and stain block repairs around the home. Whether you are treating a single problem wall or working across multiple rooms, its powerful water-based formula locks in water stains, nicotine, and other tough marks, preventing them from bleeding through your final paint finish. The white base coat provides a clean, ready-to-paint surface that saves you both time and effort on preparation.

- Ready-to-use water-based formulation for quick, easy application

- Effectively seals damp patches, water marks, and residual stains

- Prevents bleed-through from nicotine, soot, and previous paints

- Provides a white primer coat that can be overpainted within one hour

- Suitable for interior walls and ceilings on plaster, wood, and masonry

- Low odour and easy to clean up with water – no harsh solvents needed

- Covers up to 8 square metres per litre for excellent value

- Durable finish that resists future moisture penetration

Ideal for medium repairs and multi-room projects, this damp seal delivers a reliable, long-lasting barrier so your topcoat looks fresh and flawless.

GTIN: 5010214803231