Want to stop damp stains from ruining your paintwork? One coat of Ronseal Damp Seal is all it takes - it can be applied straight onto the wall, and will be ready to paint over in four hours.
Suitable for any interior walls or ceilings, Ronseal Damp Seal permanently covers damp stains and stops them from reappearing. Remember, before you cover up the damp, you must make sure you deal with the underlying cause of it - simply covering it up won't solve the root problem!

• 2.5L tin offers coverage of up to 12.5m²
• Touch-dry in just 1-2 hours
• Ready to paint over in just 4 hours
• Easy to apply by brush or roller
• Suitable for all interior walls or ceilings
• Permanently blocks and seals damp stains
• Extra protection for your paintwork
• No preparation needed - paint straight onto the wall

Delivery (UK mainland only)

 

Next Day: £5, or FREE over £40

- Order by 9pm Mon-Thu: next working day

- Order Fri to 5pm Sun: Monday

- Order after 5pm Sun: Tuesday

 

Pre-12pm: £10

- Same cut-offs as Next Day above

 

Saturday & Sunday: £10, or £5 over £40, or FREE over £75

- Saturday: order by 6pm Fri

- Sunday: order by 4pm Sat

 

Heavy items (over 30kg)

- Mon-Fri only. Order by 6pm and allow up to two working days

- Order after 6pm Thu: arrives after the weekend

 

Supplier items

- Sent directly by the supplier, so timings vary. Lead times appear on the product page in working days (Mon-Fri)

 

More about delivery 

Next Business Day Collection (eligible items)

- Order by 9pm Mon-Thu: collect next day

- Order after 9pm Thu to 5pm Sun: collect Monday

- Heavy items (over 30kg): allow up to two working days

 

Opening hours

- Weekdays vary by branch: open 6:30am-7am, close 6pm-8pm

- Saturday: 7am-6pm

- Sunday: 9am-4pm

 

Check your local store's hours and that it's open before visiting. Please wait for our text or email before collecting.

 

Holding your order
We'll hold it for 14 days, then automatically refund your original payment method.