Dulux White Primer & Undercoat - White

Dulux Damp Seal covers damp or water stains on walls and ceilings whilst also preventing the stain...

Best current price£36.00from B&Q

One Offer

1 offer from £36.00

View price history by clicking the chart icon.

B&QB&Q - Damp Seal White Matt Wall & Ceiling Primer & Undercoat2.5L
Free delivery in 1–3 days
£36.00
Visit shop

Product Information

Full details

This guide is for anyone dealing with damp or water stains on interior walls and ceilings. Dulux Damp Seal provides a protective barrier, preventing stains from reappearing, and is easily overpaintable. However, it is not a cure for damp issues, which need to be addressed at the source. This product is a ready-mixed, waterproof primer and undercoat designed to seal patches of damp and prepare surfaces for painting. It offers long-lasting protection and is suitable for various indoor locations.

All features

ColourWhite
Model Part Number5296840
BrandDulux

Extended Product Information

FAQs

How much surface area will one can cover?

The product provides a surface coverage of approximately 8 m²/L.

Can this be used on new plaster?

Allow new plaster to dry for at least 1 to 2 weeks before using this product.

What is the drying time?

Touch dry in 4 hours (depending on conditions). Allow to dry fully before overcoating (overnight).

What should I do with leftover paint?

Don't waste unwanted paint! Leftover product may be taken to a Community RePaint collection point.

Is this product suitable for use against rising damp?

No, this product should not be used against rising damp.

What tools can I use to apply the product?

You can use a brush or roller to apply this product.

Where is this product suitable for use?

This product is suitable for use in bathrooms, bedrooms, children's rooms, dining rooms, hallways, home offices, kitchens, and living rooms.

Troubleshooting

Stains are still visible after application.

Ensure the surface was properly prepared. Apply a second coat of Dulux Damp Seal, allowing it to dry fully before painting.

Paint is not adhering properly.

Make sure the surface is clean, dry, and free from loose particles. Lightly sand glossy surfaces before applying the product.

Product is taking a long time to dry.

Ensure adequate ventilation. High humidity or low temperatures can extend drying times. Refer to the drying time note for more information.

Pros and Cons

Pros

  • Provides a barrier against damp and water stains.
  • Easy to apply with a brush or roller.
  • Offers a matt finish that is easily overpainted.
  • Suitable for use in multiple indoor locations.

Cons

  • Not a cure for the underlying cause of damp.
  • Not suitable for outdoor use.
  • Drying of wall coverings, especially vinyl coverings may be slowed.
  • Not suitable for use against rising damp.

Setup, Compatibility & Care

  1. Surface Preparation: Ensure the surface is clean, dry, and free from loose particles and mould. Remove any wallpaper or loose paint. Fill holes or cracks with an appropriate Polycell product and sand down well.
  2. Application: Use a brush or roller. Apply the product generously to damp, but not saturated, surfaces, working well over the affected area and a wide surrounding area. Avoid splashing on polystyrene tiles or any plastic materials.
  3. Drying Time: Allow to dry fully before overcoating (overnight). Touch dry in 4 hours (depending on conditions).
  4. Tool Cleaning: Remove paint from the brush or roller with a cloth then wash with water.
  5. Storage: Store paint in dry conditions and protect from extreme temperatures.

Similar items

Price History

DatePrice
Visit shop