Ronseal
Ronseal Thompson's Stain Block Damp Seal 2.5 litre 32010
Model 32010
Best price
Lowest we’ve seenWhere to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestchecked an hour ago | £48.96 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
 checked an hour ago | £51.95£67.99 | In stock | Visit Tooled Up (opens in a new tab) |
 retailer's price from 16 Jul 2026 | £54.85 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.
Price history
Full price historyThis is the lowest price we have recorded. If you were waiting for a drop, this is it.
About this product
Ronseal Thompson's Damp Seal is a white, micro-porous sealer for treating damp, water and other household stains on walls. It can be applied directly to damp surfaces, sealing in one coat and permanently stopping stains from reappearing.
The 2.5 litre size suits larger areas such as multiple rooms, offering coverage of up to 7m² per litre depending on the porosity of the surface. Surfaces can be decorated over just 4 hours after application; if a second coat is needed, leave 4 hours between coats and a further 4 hours before decorating.
Features and Benefits
- :
- 2.5 litre size ideal for extensive coverage and large projects
- White finish ready to decorate in 4 hours
- One coat formulation for efficient application
- Micro-porous technology allows trapped moisture to escape
- Apply directly to damp surfaces without pre-drying
- Professional-grade performance for trade applications Specifications: Seal Type: Damp Seal Colour: White Size (ml): 2500 Application: Paint
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