Free UK mainland delivery on orders over £50*

Polycell One Coat Damp Seal

Product Questions
In stock
Product Code:
From £11.12 £9.27

Step 1: Select your colour:

Choose your colour

No shades found

Your chosen colour:

**Insert colour name Here**


-- Or --

Step 2: Select your size:

FREE DELIVERY FOR ORDERS £50 AND OVER (UK mainland - Next Working Day* Service)
£5.99 DELIVERY FOR ORDERS LESS THAN £50 (UK mainland - Next Working Day* Service)

Check Stock Availability In-Store
* Please select product options to see accurate availability

Polycell Damp Seal Paint has been specially formulated to seal patches of penetrating damp on interior walls and ceilings in just one coat, preventing them from showing through and spoiling decorations.

For best results apply using a brush to damp but not saturated surfaces and leave to dry. Touch dry in just 4 hours, this is an easy to use damp seal paint for DIY or professional decorators.

  • C&C disabled No
  • Weight 1.000000
  • Colour-match No
  • Product Application Brush / Roller
  • Touch Dry 4 Hours
  • Surface Interior Walls
Customer Questions
does this stop mould returning? Can you put lining paper over the sealant?
The Polycell One Coat Damp Seal will only seal the mould in. We would always advise to remove the mould and resolve the issue before applying the seal.
What is the expected square meter coverage for this product?
The Polycell One Coat Damp Seal have a coverage of approx. 5 square meters per 1Litre.
Did you find what you were looking for?

Free delivery for orders £50 and over (UK mainland - Next Working Day* Service) 

£5.99 delivery for orders less than £50 (UK mainland - Next Working Day* service)

Order before 12pm Monday-Thursday for Express Next Day Delivery* excluding bank holidays

*Restrictions apply.




Customer Reviews

Not sure which size?

Use our paint calculator to work out how much you need

Enter the dimensions of your walls, details of any gaps like windows and doors, and click calculate

Remember: It's probably better to have a bit too much than to order too little!

Tell us your wall dimensions
Wall 1
How many windows and doors are there in the area you want to paint?

This is based on a coverage of 10m² per litre of paint and one coat of paint.

Make sure you always check the coverage on the product page before purchasing and, if covering a dark or bright colour, you may need two or three coats.