Stone and masonry sealers

Thompson's

Thompsons 5Ltr Water Seal is a high-quality, long-lasting waterproofing solution that protects your exterior surfaces from the harmful effects of water damage. Providing an invisible barrier against rain, it deeply penetrates surfaces to prevent water ingress and subsequent damage. Ideal for use on brickwork, concrete, and stone surfaces, this product is easy to apply and quick to dry. Thompsons Water Seal not only maintains the natural look of your surfaces but also enhances their lifespan by offering powerful protection against frost damage and water penetration.

- Provides long-lasting protection against water damage
- Maintains the natural appearance of surfaces
- Suitable for brickwork, concrete, and stone
- Deeply penetrates surfaces for superior protection
- Quick-drying formula ensures easy application
- Protects against frost damage by preventing water ingress

Unleash Thompsons 5Ltr Water Seal on BuildBuddy—robust waterproofing for surfaces, shielding against rain and frost damage.

Thompsons 5Ltr Water Seal | Compare with BuildBuddy

Thompsons 5Ltr Water Seal

jewson.co.uk

Thompson's Water Seal 5L Clear

lordsbm.co.uk

toolstation.com

Thompsons Water Seal 5L

howarth-timber.co.uk

Thompsons Water Seal 5 Litres

roofingsuperstore.co.uk

Thompsons Water Seal - 5L

build4less.co.uk

Ronseal Thompsons Water Seal - 5 Litres

mpmoran.co.uk

Thompsons Water Seal Clear 5ltr

trade-point.co.uk

SKIP19C THOMPSONS WATER SEAL WBASED 5L

builderdepot.co.uk

Thompson's Water Seal 5L

wickes.co.uk

Thompson&#039;s Water Seal - 5L

selcobw.com

Thompsons Water Seal 5ltr

C-tec

The CT1 Sealant & Construction Adhesive in Oak 290ml is a versatile, high-performance product designed to meet all your sealing and bonding needs. This unique hybrid polymer formulation is perfect for various applications, including sealing baths, gutters, and roofs or bonding materials such as metals, glass, and wood. It offers excellent resistance to chemicals, UV light, and extreme temperatures while maintaining flexibility, thus ensuring a long-lasting seal or bond. With its oak finish, it also adds a professional touch to your construction projects.

- Hybrid polymer formula for superior bonding and sealing
- Versatile application across numerous materials
- UV resistant to maintain performance over time
- Withstands extreme temperatures ranging from -40°C to +120°C 
- Chemically resistant for use in various environments
- Features an oak finish for a professional look

Explore the CT1 Sealant & Construction Adhesive Oak on BuildBuddy. High-performance sealing and bonding solution with UV and chemical resistance.

CT1 Sealant Oak 290ml - Construction Adhesive | BuildBuddy

CT1 Sealant & Construction Adhesive Oak 290ml

travisperkins.co.uk

C-TEC Oak Sealant CT1 Tube 290ml

CT1 Adhesive & Sealant 290ml Oak

CT1 Oak Sealant &amp; Construction Adhesive - 290ml

lawsons.co.uk

CT1 Oak Unique Sealant & Adhesive 290ml

CT1 Unique Sealant & Adhesive Oak 290ml

The CT1 Sealant & Construction Adhesive is a versatile and highly durable product, designed to provide excellent bonding and sealing capabilities. In a 290ml silver tube, this multipurpose adhesive is perfect for a variety of construction tasks. The unique formula enables it to bond virtually all materials, making it an ideal solution for both professionals and DIY enthusiasts. This sealant has been specially designed to resist fungal growth, withstand vibrations, and remain flexible in extreme weather conditions.

- Bonds virtually all materials including metals, plastics, and glass
- Resistant to fungal growth - increases the longevity of the seal
- Vibration resistant - maintains integrity during movement or shifting
- Weatherproof - remains flexible in extreme conditions
- Easy-to-use 290ml tube - suitable for both professional or DIY use
- Silver colour - blends seamlessly with most construction materials

Explore CT1 Sealant & Construction Adhesive on BuildBuddy. Unmatched bonding strength for all materials. Ideal for any construction or DIY project.

CT1 Sealant Silver Construction Adhesive 290ml | BuildBuddy

CT1 Sealant & Construction Adhesive Silver 290ml

C-TEC Silver Sealant CT1 Tube 290ml

CT1 Silver Sealant &amp; Construction Adhesive - 290ml

CT1 Silver Unique Sealant & Adhesive 290ml

CT1 Unique Sealant & Adhesive Silver 290ml

CT1 Adhesive & Sealant 290ml Silver

Azpects

The Azpects Easyseal Sandstone Sealer & Enhancer 5ltr is a professional-grade product designed for the protection and enhancement of sandstone surfaces. This high-quality sealer offers superior performance, penetrating deep into the sandstone to provide lasting protection against water, dirt, and stains. It not only seals but also enhances the natural colour of sandstone, giving it a rich and vibrant appearance. Its easy-to-apply formula ensures quick and hassle-free application, making it an ideal choice for both professionals and DIY enthusiasts.

- Specifically formulated for sandstone surfaces
- Provides deep penetration for superior protection
- Enhances natural colour of sandstone
- Protects against water, dirt, and stains
- Easy-to-apply formula suitable for professionals and DIY enthusiasts
- High-quality 5-litre capacity offers great coverage

Protect and enhance with Azpects Easyseal Sandstone Sealer 5L from BuildBuddy—boosts colour and shields sandstone surfaces.

Azpects Sandstone Sealer Enhancer 5L | BuildBuddy

Azpects Easyseal Sandstone Sealer & Enhancer 5ltr

buildbase.co.uk

Azpects EASYSeal Sandstone Sealer & Enhancer 5Ltr

Azpects EasySeal Sandstone Sealer & Enhancer 5 Litres (2535)

Azpects EasySeal Sandstone Sealer & Enhancer 5ltr

Kenyon

KA Tanking Slurry 25kg is a high-quality, cement-based waterproofing compound designed to protect and resist water ingress. This product forms an integral waterproofing barrier for basements, cellars, tanks, and more. Its a perfect solution for damp-proofing applications in both new constructions and restoration projects. The slurry can be applied easily via brush or spray equipment to concrete, masonry, and render. Its unique formulation allows the slurry to chemically bond with moist substrates offering a durable and resilient finish.

- Cement-based product ensuring robust waterproofing
- Suitable for both new constructions and restoration work
- Easy application by brush or spray equipment
- Bonds chemically with moist substrates
- Provides comprehensive basement and cellar protection
- Delivers a durable and resilient finish

Explore the KA Tanking Slurry 25kg on BuildBuddy. Ideal for comprehensive waterproofing in construction or restoration projects. Compare today!

KA Tanking Slurry 25kg | Compare with BuildBuddy

KA Tanking Slurry 25kg

Ka Tanking Slurry Waterproofing Solution Grey 25kg

Ka Tanking Slurry - Grey 25kg

KA Tanking Slurry 25Kg

Sika

The Sika 2 Waterplug Leak Sealing Admixture is a high-quality, reliable solution for preventing and sealing leaks. This advanced 5L admixture is specifically designed to quickly stop water ingress even under pressure, making it an ideal choice for construction and repair projects. The rapid setting action of the Sika 2 Waterplug provides an instant waterproof seal, ensuring durability and long-lasting results. Its easy to use and can be applied directly to wet surfaces, making it convenient for various applications.

- Rapid setting formula provides an instant waterproof seal
- Can be applied directly to wet surfaces for convenience
- Ideal for use in construction and repair projects
- Designed to stop water ingress even under pressure
- Ensures durability and long-lasting results 
- Comes in a generous 5L volume

Explore the Sika 2 Waterplug Leak Sealing Admixture on BuildBuddy. A rapid setting, high-quality solution for sealing leaks in any project.

Sika Admixture Waterplug Leak Sealer 5L | BuildBuddy

Sika 2 Waterplug Leak Sealing Admixture 5L

Sika 2 Water Plug Leak Stopping Liquid 5L

Sika 2 Waterplug 5L

Mapei

The Mapei Mapesil AC Brown Silicone-based Sealant is a professional-grade, multi-purpose adhesive designed for a variety of applications. This 310ml tube of sealant offers exceptional adhesion to non-porous surfaces such as glass, ceramics, and metals. It is highly resistant to mould and mildew, making it ideal for use in damp or wet environments like bathrooms or kitchens. The brown colour adds a subtle touch to any DIY project, blending seamlessly with many interior palettes.

- Provides excellent adhesion on non-porous surfaces
- Resistant to mould and mildew growth
- Suitable for damp or wet environments
- Easy to apply with standard sealant gun
- Versatile brown colour complements many designs
- High-quality silicone-based formulation for long-lasting results

Find the Mapei Mapesil AC Brown Silicone Sealant on BuildBuddy. Ideal for diverse applications with its mould resistance and excellent adhesion properties.

Mapei Brown Silicone Sealant 310ml | BuildBuddy

Mapei Mapesil AC Brown Silicone-based Sealant, 310ml

diy.com

Mapei Mapesil AC Brown (142) Silicone Sealant 310ml

Bostik

Bostik Cementone Water Seal 5ltr is a high-performance, clear waterproofer designed for masonry and brickwork. This easy-to-apply liquid penetrates deeply to provide long-lasting protection against rain and damp, helping to prevent water ingress and damage. Suitable for exterior use on brick, concrete, stone, and render surfaces, Bostik Cementone Water Seal dries quickly and does not alter the appearance of treated areas. Ideal for maintaining building exteriors, it helps extend surface lifespan by reducing frost damage and efflorescence. This 5 litre container covers large areas efficiently, making it suitable for both domestic and commercial applications.

- Provides long-lasting waterproof protection for masonry surfaces  
- Suitable for brickwork, concrete, stone, and render applications  
- Quick-drying formula; allows for fast project completion  
- Invisible finish; maintains original surface appearance  
- Helps prevent frost damage and efflorescence  
- 5 litre size covers large exterior surface areas

Protect masonry with Bostik Cementone Water Seal 5ltr on BuildBuddy. Long-lasting waterproofing for brickwork, quick drying and invisible finish included.

Bostik Cementone Water Seal 5ltr | Compare with BuildBuddy

Bostik Cementone Water Seal 5ltr

Sika Water Seal 5 Litres Clear

Azpects EasySeal Slate & Limestone Enhancer & Sealer is a high-quality, reliable solution designed to protect and enhance the natural beauty of your slate and limestone surfaces. This 5-litre container offers an easy-to-use formula that both seals the surface and enhances the colour of your stone, providing a professional finish for both indoor and outdoor use. The products advanced technology ensures long-lasting protection against weathering, staining, and everyday wear and tear, making it an ideal choice for homeowners and professionals alike.

- Dual action formula that both seals and enhances stone surfaces
- Suitable for use on both slate and limestone
- Provides long-lasting protection against weathering and staining
- Easy to apply with quick drying time
- Can be used indoors or outdoors 
- 5-litre container offers ample coverage for large areas

Unleash Azpects EasySeal Slate & Limestone Enhancer Sealer 5L on BuildBuddy – dual action protection and enhancement for stone surfaces.

Azpects EasySeal Slate Limestone Enhancer 5L | BuildBuddy

Azpects EasySeal Slate & Limestone Enhancer & Sealer, 5 LTR

Azpects EasySeal Slate & Limestone Sealer 5ltr

Azpects EasySeal Slate & Limestone Enhancer 5 Litre (2560)

Everbuild

The Everbuild 402 Water Seal is a high-performance, transparent water repellent designed to provide excellent protection against water ingress and damage. This solvent-free formula penetrates deeply into porous materials, creating an effective barrier that prevents deterioration caused by water absorption. Ideal for use on brick, stone, concrete and other absorbent surfaces, the Everbuild 402 Water Seal dries to a clear finish and does not alter the appearance of the substrate. Its easy to apply with a brush or sprayer and provides long-lasting protection.

- Solvent-free formula ensures safer application and use
- Deeply penetrates porous materials for effective protection
- Prevents deterioration caused by water ingress
- Suitable for various surfaces including brick, stone, concrete
- Dries to a clear finish without altering substrate appearance
- Easy to apply with brush or sprayer

Explore the high-performance Everbuild 402 Water Seal on BuildBuddy. Its solvent-free formula offers deep penetration for long-lasting protection against water damage.

Everbuild 402 Water Seal 5L | Compare with BuildBuddy

Everbuild 402 Water Seal 5L

Everbuild 402 Waterseal 5 Litre

The RIW Liquid Asphalt Composition is a high-quality, solvent-based waterproofing solution in a generously sized 25L container. This industry-standard liquid asphalt blend is perfect for both professional and DIY applications, offering reliable and durable weatherproof protection for a variety of surfaces. It is known for its exceptional adhesion properties and flexibility, even in colder temperatures. Its black finish also provides an aesthetically pleasing look to any surface it is applied to.

- High-quality liquid asphalt composition ensures long-lasting protection
- Solvent-based formula offers exceptional adhesion 
- Suitable for both professional and DIY applications
- Provides durable weatherproof shielding for various surfaces
- Maintains flexibility in colder temperatures
- Available in a generous 25L container for larger projects

Explore RIW Liquid Asphalt Composition 25L on BuildBuddy – superior waterproofing and adhesion for reliable surface protection.

RIW Liquid Asphalt Composition 25L | Compare with BuildBuddy

RIW Liquid Asphalt Composition 25L

RIW 25Ltr Liquid Asphalt Composition (LAC)

The RIW Liquid Asphalt Composition 5L is a high-quality, professional-grade liquid asphalt for use in construction and repair projects. This versatile product provides a durable, waterproof coating thats suitable for many surface types including concrete, metal, and wood. Developed by RIW, a leader in construction materials, this liquid asphalt composition offers excellent adhesion and longevity. Its easy to apply with standard tools and dries quickly to a robust finish that resists wear and weathering.

- Professional-grade liquid asphalt for construction projects
- Provides durable waterproof coating on varied surfaces
- Excellent adhesion properties ensuring long-lasting results 
- Quick-drying formula minimises downtime 
- Easy application with standard tools
- Manufactured by industry leader RIW

Discover RIW Liquid Asphalt Composition 5L on BuildBuddy – strong adhesion, fast drying, perfect for versatile construction use.

RIW Liquid Asphalt Composition 5L | Compare with BuildBuddy

RIW Liquid Asphalt Composition 5L

RIW 5Ltr Liquid Asphalt Composition (LAC)

The Everbuild Silicone 825 in Brick Red is a low modulus, neutral cure, alkoxy, odourless silicone sealant that adheres to a wide range of both porous and non-porous surfaces without the need for priming. Its brick-red colour is designed to complement common brick or masonry finishes, making it ideal for sealing around doors and windows in brick homes or buildings. With a movement accommodation factor of 25%, it offers excellent tooling properties and flexibility.

- Low modulus, neutral cure silicone sealant
- Adheres to both porous and non-porous surfaces
- No need for priming before use
- Brick red colour to match bricks and masonry
- Excellent tooling properties for ease of application
- High flexibility with 25% movement accommodation factor

Discover Everbuild Silicone 825 Brick Red 380ml on BuildBuddy—odourless, flexible sealant matches and adheres to brickwork.

Everbuild Silicone 825 Brick Red | Compare with BuildBuddy

Everbuild Silicone 825 Brick Red 380ml

materialsmarket.com

Silicone 825 380ml Brick Red

Cementone

Bostik Cementone Resin Based Paveseal is a high-quality, resin-based product designed to seal and protect a range of pavement surfaces efficiently. Ideal for both commercial and residential use, this 5 Litre mixture delivers long-lasting protection against weathering and wear. It seals any porous areas and enhances the appearance of the pavement surface, providing a glossy finish that is both attractive and durable. This product also ensures minimal colour change to the original surface, maintaining the aesthetic charm of your pavement.

• High-quality resin-based sealer for diverse pavement surfaces 
• Provides long-lasting protection against weathering 
• Efficiently seals porous areas preventing water ingress 
• Enhances surface appearance with a glossy finish 
• Ensures minimal colour change to original surface
• Suitable for both commercial and residential use

Protect with Bostik Cementone Paveseal 5L on BuildBuddy – resin-based, glossy finish for premium pavement durability.

Bostik Cementone Resin Paveseal 5L | Compare with BuildBuddy

Bostik Cementone Resin Based Paveseal 5 Litre (30812235)

Cementone 5Ltr Paveseal Resin Based

Bostik Cementone SBR is an essential additive that significantly enhances and waterproofs mortar mixes. This 5-litre container provides for substantial coverage, proving ideal for larger construction projects or frequent use. This product is designed to improve the characteristics of sand/cement mixes, providing increased adhesion, reduced shrinkage and enhanced durability. Its suitable for both internal and external applications, making it a versatile choice for a wide range of repair and maintenance tasks.

- Enhances strength and adhesion in mortar mixes
- Provides effective waterproofing to protect against water damage
- Reduces shrinkage for a long-lasting, durable finish
- Suitable for both internal and external use 
- High coverage with a 5-liter capacity 
- Versatile application across various construction tasks

Explore Bostik Cementone SBR at BuildBuddy, enhancing strength and adhesion while waterproofing your mortar mix. Ideal for various construction tasks.

Bostik Cementone SBR Mortar Mix | Compare with BuildBuddy

Bostik Cementone SBR Strengthens & Waterproofs Mortar Mixes 5ltr

Bostik Cementone SBR Strengthern & Waterproofing Mortar Admixture 5 Litres (30812496)

IKO Hyload DPC Mastic 400ml 12 Pack

insulation4less.co.uk

Ronseal

Ronseal Thompsons One Coat Water Seal is a highly effective water repellent designed for exterior brick, stone, and concrete surfaces. This masonry water seal provides long-lasting protection by creating an invisible barrier that prevents moisture penetration, helping to guard against the damaging effects of rain and frost. With its easy one-coat application, this weatherproofing solution saves time while ensuring durable results. Suitable for use on a variety of outdoor surfaces, Ronseal Thompsons Water Seal helps maintain the integrity of your property and can be used throughout the year.

- One coat application for quick and easy waterproofing
- Suitable for brick, stone and concrete surfaces
- Provides long-lasting weather protection against moisture
- Helps prevent damage from rain and frost
- Dries clear without altering surface appearance
- Available in multiple sizes to suit any project

Protect surfaces with Ronseal Thompsons One Coat Water Seal on BuildBuddy. Quick application, weatherproof finish—ideal for brick, stone & concrete.

Ronseal Thompsons Water Seal | Compare with BuildBuddy

Ronseal Thompsons One Coat Water Seal - All Sizes

Ronseal Thompsons One Coat Water Seal 1 Litre

building-supplies-online.co.uk

EVERBUILD External Frame Sealant Stone 290ml EXTST is a high-quality, weatherproof sealant designed for external door and window frames. Formulated for superior adhesion to most building materials, this frame sealant offers excellent flexibility and long-lasting performance. Its stone colour seamlessly blends with masonry, making it ideal for professional and DIY applications around the home or workplace. The 290ml cartridge ensures easy application with standard caulking guns, providing a reliable weather-resistant barrier that resists cracking and shrinking. EVERBUILD’s trusted frame sealant is suitable for sealing, draught-proofing, and gap filling in external areas exposed to the elements.

- Professional-grade external frame sealant in stone colour
- Provides strong adhesion to most common building materials
- Weatherproof formula resists cracking and shrinking outdoors
- Flexible finish accommodates movement from temperature changes
- Easy-to-use 290ml cartridge fits standard caulking guns
- Ideal for sealing window and door frames externally

Shop EVERBUILD External Frame Sealant Stone 290ml on BuildBuddy. Weatherproof, flexible and easy-to-use—perfect for sealing external frames.

EVERBUILD External Frame Sealant Stone 290ml | Compare with BuildBuddy

EVERBUILD EXTERNAL FRAME SEALANT STONE 290ML EXTST

Intelligent Membranes

The GOAT Concrete and Masonry Waterproof Coating 7.5kg offers reliable protection for concrete and masonry surfaces, helping to prevent water ingress and structural damage. This high-performance waterproof coating is designed for both interior and exterior use, forming a durable, long-lasting barrier against moisture, mould, and mildew. Suitable for basements, walls, foundations, and other masonry areas, it ensures superior adhesion to various substrates. The easy-to-apply formula makes it ideal for professional contractors and DIY enthusiasts looking to preserve the integrity of their concrete or masonry structures.

- High-performance waterproof coating for concrete and masonry surfaces
- Suitable for interior and exterior applications on multiple substrates
- Prevents water ingress, mould growth, and structural deterioration
- Durable formulation delivers long-lasting moisture protection
- Easy application for both professionals and DIY users
- 7.5kg pack covers large areas efficiently

Protect surfaces with GOAT Concrete Waterproof Coating on BuildBuddy. Durable barrier against water; suitable for interior/exterior use; easy application.

GOAT Concrete Waterproof Coating 7.5kg | Compare with BuildBuddy

The GOAT Concrete and Masonry Waterproof Coating - 7.5kg

insulationsuperstore.co.uk

The GOAT Concrete and Masonry Waterproof Coating 18kg is a high-performance solution designed to protect concrete and masonry surfaces from water ingress and damp. Formulated for both residential and commercial applications, this waterproof coating delivers a durable, weather-resistant barrier suitable for exterior and interior use. Easy to apply with brush, roller, or spray, it adheres well to porous surfaces, preventing moisture damage while maintaining breathability. The GOAT Concrete and Masonry Waterproof Coating helps extend the lifespan of structures by reducing cracking, efflorescence, and mould growth on treated areas.

- Provides long-lasting waterproof protection for masonry surfaces
- Suitable for both interior and exterior concrete applications
- Resistant to weathering, efflorescence, mould, and mildew
- Easy application by brush, roller, or spray method
- Maintains breathability while blocking water penetration
- 18kg pack covers large surface areas efficiently

Shop the GOAT Concrete Waterproof Coating (18kg) at BuildBuddy. Durable, easy-to-apply protection for masonry. Weather-resistant and ideal for large projects.

GOAT Concrete Waterproof Coating 18kg | Compare with BuildBuddy

The GOAT Concrete and Masonry Waterproof Coating - 18kg

Ardex

The Ardex WPC Waterproof Protection System 10kg is a quick-drying, flexible, waterproofing and crack isolation compound designed for use beneath tile and stone installations. This high-quality product from Ardex is perfect for use in wet areas such as bathrooms, showers, and kitchens. It creates a seamless barrier that prevents moisture from permeating surfaces, thus improving the durability of your tiles or stones. The easy-to-use kit comes complete with powder and liquid components that deliver superior performance when mixed together.

• Quick-drying formula ensures minimal downtime
• Provides excellent waterproofing protection
• Isolates substrate cracks up to 1/8 wide
• Suitable for interior and exterior applications
• Easy to mix and apply with standard tools
• Enhances the longevity of tile and stone installations

Explore the Ardex WPC Waterproof Protection System on BuildBuddy. Providing exceptional waterproofing for your tiling projects. Perfect for both interior and exterior use.