Best Brick Sealers of 2026
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Brick sealers are a type of protective coating that are applied to brick surfaces to help prevent damage from weathering, moisture, and other elements. These sealers are designed to penetrate the surface of the brick, creating a barrier that helps to stabilise the material and prevent cracking and erosion over time. They are available in a range of formulations to suit different types of brick and different environmental conditions, and can help to enhance the colour and appearance of the brick while also extending its lifespan. For those looking to protect their brickwork, brick sealers are a highly recommended option.
At a Glance: Our Top Picks
#TOP 1
9.8
#TOP 2
9.7
#TOP 3
9.5
Top 3 Brick Sealers
Smartseal 10 Year Brick Waterproofer
The Smartseal Brick Sealer provides long-lasting damp-proofing protection for your exterior brick surfaces. With its advanced formulation, you can enjoy up to 10 years of exceptional waterproofing capabilities, ensuring your brickwork remains in top condition. It also boasts enhanced water repellency, modifying how the surface reacts to liquids, which helps to prevent unwanted stains. Furthermore, this solvent-free solution effectively repels oil and inhibits algae and lichen growth, allowing you to maintain the beauty of your masonry effortlessly.
Shieldon Protects Brick Sealer - Waterproof & Breathable
The Shieldon Brick Sealer is a high-quality, professional product designed to protect your brick surfaces. Its powerful water-repellent nano-particles create a transparent, waterproof layer that not only repels water but also resists dirt and staining. With its solvent-free formula, you can apply it without worrying about unpleasant smells. The sealer offers long-lasting protection, with up to five years for vertical surfaces, ensuring your bricks remain in excellent condition. Additionally, it is suitable for both interior and exterior use, making it versatile for all your sealing needs.
300g Waterproof Sealant for Indoor and Outdoor
The ROUJAENIN Waterproof Sealant is an effective solution for preventing leaks in various surfaces. Its efficient leak prevention feature means it penetrates joints and cracks, sealing damaged areas without altering their appearance. You can use it on wood, tiles, and concrete, ensuring versatility for any project. The sealant is temperature resistant, remaining effective in both hot and cold conditions, so you can rely on it throughout the year. Additionally, it creates a protective film that lasts for years, safeguarding surfaces from water and other liquids.
Frequently Asked Questions (FAQs)
1. What is the best sealer to use on brick?
Silane Siloxane sealers are the best sealer to use on all types of masonry - stone, brick, pavers, and concrete. They penetrate into the surface where they chemically react to form a hydrophobic barrier within the pores.
2. Is sealing brick a good idea?
The Brick Development Association states, 'We believe the use of sealants and water repellent treatments on brickwork is totally unnecessary and take the view that properly specified and built work performs perfectly satisfactorily in resisting water penetration by wind driven rain, without their need.
3. How long do brick sealers last?
Typically, the best brick sealers should last around 7 to 10 years before having to be reapplied. This gives you a long life of waterproofing.
4. Does exterior brick need to be sealed?
Brick is extremely porous, so it can absorb water like a sponge, and over time, water absorption can cause crumbling and cracking in the brick. Apply a sealer to your exterior brick for protection against water damage and minimize moss growth.
During our brick sealer research, we found 241 brick sealer products and shortlisted 3 quality products. We collected and analyzed 5,557 customer reviews through our big data system to write the brick sealers list. We found that most customers choose brick sealers with an average price of £20.00.
The brick sealers are available for purchase. We have researched hundreds of brands and picked the top brands of brick sealers, including SmartSeal, S Shieldon Protects, ROUJAENIN.
Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.