Ronseal Thompson's One Coat Stain Block Damp Seal, 250ml
Quick-drying Ronseal damp seal blocks stains in one coat. Ideal for damp surfaces – ready to decorate in 4 hours.
The Ronseal Thompson's One Coat Stain Block Damp Seal is a high-performance solution for sealing and covering damp, water, and other household stains with just one coat. Its micro-porous formulation allows trapped moisture to escape, preventing long-term damage and ensuring a durable finish.
This product can be applied directly to damp surfaces, eliminating the need for extensive drying time. It permanently stops the reappearance of stains, making it an effective choice for challenging damp problems. The one-coat formulation enables you to decorate the surface in as little as 4 hours, providing a quick and efficient solution.
Key Features:
- High coverage (7m²/L) depending on surface porosity.
- Quick drying: Ready for decoration after 4 hours per coat.
- Easy application: Suitable for damp surfaces with no need for pre-drying.
- Micro-porous technology: Allows moisture to escape while sealing stains.
- Resealable tin: Convenient storage for future use.
Ideal for tackling problem areas such as watermarks, mould stains, and damp patches on walls and ceilings, this 250ml tin ensures a high-quality finish with minimal effort.
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- **Sealing damp stains** on walls and ceilings
- **Blocking watermarks** and **mould stains**
- **Preventing reappearance of stains**
- **Preparing damp surfaces for decoration**
- **Coverage:** 7m²/L (varies by surface porosity)
- **Drying Time:** 4 hours per coat
- **Final Decoration Time:** 4 hours after second coat
- **Packaging:** Resealable tin
- **Volume:** 250ml
- **Weight:** 368g
Hazard information
H319
Causes serious eye irritation.
H226
Flammable liquid and vapour.
H336
May cause drowsiness or dizziness.
H317
May cause an allergic skin reaction.
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Always follow local regulations and product guidance. Use appropriate PPE.
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We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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