Skip to content

Hurry, the big you can do it sale ends midnight on 5 May! Shop unmissable deals online & in store now

B&Q Club
Customer support
Sell on diy.com

For delivery & collection optionsEnter your postcode
Wish list
Register
Sign in

Start typing your search to have a list of suggestions.

Big You Can Do It Sale
Garden & Landscaping
Painting & Decorating
Building & Hardware
Home & Furniture
Tiling & Flooring
Kitchen & Appliances
Bathroom & Showers
Lighting & Electrical
Tools & Equipment
Heating & Cooling
New & Trending

B&Q Club
Customer support
Sell on diy.com

For delivery & collection optionsEnter your postcode
Wish list
Register
Sign in

Click + Collect now in as little as 15 minutes*

*Restrictions apply

Free delivery on 1000s of products

Selected products/locations

90 day returns policy

Join B&Q Club

Save up to £100 a year▲

See more Building supplies

Home
Building supplies
Cements & additives

Cements & additives

Applied filters(3)

Base

Water-based

Location

Exterior

Price

£20 - £30

Categories

See more Building supplies

Filters

Brand
- Britannia Paints(3)
- Raincheck(1)
Weight (kg)
- 1(3)
- 5(1)
Colour group
Location
- Exterior(4)
Drying time
- 1-2 days(1)
- 3-4 h(3)
Litre capacity (L)
- 1(3)
- 5(1)
Base
- Polymer-based(2)
- Water-based(4)
Volume
- 1000(3)
- 5000(1)
Litre capacity
- 1(3)
- 5(1)
Price
Rating
- 4 stars
  (1)

4 products

Compare

SortSort by

Raincheck Universal Water seal - (5L Clear) - Breathable Exterior Brick, Wood, Concrete, Stone Waterproofing Sealer
4.5 stars
(4)
£27.99£5.60 per L
Available for Home Delivery
Not available for Click + Collect
Not available in stores
Britannia Paints Aquashield Eco Grey 1kg - One Coat - Water Based Roof Coating
£23£23 per L
Available for Home Delivery
Not available for Click + Collect
Not available in stores
Hire now
Britannia Paints Aquashield Eco Black 1kg - One Coat - Water Based Roof Coating
£23£23 per L
Available for Home Delivery
Not available for Click + Collect
Not available in stores
Britannia Paints Aquashield Eco Solar Reflective White 1kg - One Coat - Water Based Roof Coating
£23£23 per L
Available for Home Delivery
Not available for Click + Collect
Not available in stores
Sponsored
25 year masonry waterpoofing
Masonry protection cream

Showing 4 of 4 products

Business

B&Q corporate
Careers
Media centre
Responsible business
Modern slavery act
Business services
Affiliate program
B&Q Ireland
The Way We Live Now: 2025

Services

View all our services
B&Q club
B&Q finance
B&Q gift cards
Planning appointments
WEEE recycling
B&Q bulk delivery
Our installation service
Energy Saving Service

Products

Green star
Our own brands
B&Q app
Product information
Product recalls & safety notices
Health & safety data sheets
Become a B&Q verified seller
New at B&Q
Promotional terms & conditions
B&Q Marketplace

Help & Support

Ideas & advice
Customer support
Home delivery
Free Click + Collect
Returns & refunds
Brochures
Paint brochures
Store finder
Become a B&Q approved installer
Intellectual Property (IP) Infringement Claims form

Partner Sites

Rubbish clearance
California shutters
Made to measure blinds
NeedHelp
Spacepro made to measure wardrobes
BOXT boilers
BOXT air conditioning
TradePoint

© B&Q 2025

Terms & conditions
Privacy policy
Contact us