Primers
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£13.90 - £26.36 ex. VATRonseal Isoflex Liquid Rubber Black is a high-performance liquid rubber waterproofing product designed to protect and repair roofing surfaces. It forms a tough, flexible, weather-resistant coating that adheres to a wide range of materials like felt, tiles, concrete and metal, and its rubberised formula is up to five times more flexible than traditional bitumen coatings, helping to prevent cracking and peeling while offering long-lasting protection—up to around 20 years when applied correctly.Select options This product has multiple variants. The options may be chosen on the product page -
£7.28 ex. VATBAL Primer 1C is a fast-drying red primer designed to stabilise and reduce the porosity of backgrounds before applying BAL Waterproof 1C. Suitable for use on plaster, fibre cement boards, and BAL Board (tiling side), it allows for rapid project progression with a drying time of just 15–30 minutes. The red colour makes coverage easy to see, and the primer can be applied easily with a brush, roller, or sponge. When used undiluted, it typically covers around 6 m² per litre, providing an efficient and reliable base for waterproofing. Key Points: - Rapid-drying primer: ready in 15–30 min
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£19.29 ex. VATBAL Prime APD Acrylic Primer 2.5L – Rapid-drying, coloured, acrylic primer for tiling substrates. A modified acrylic polymer dispersion for preparing wall and floor backgrounds prior to fixing of ceramic, mosaics and natural stone tiles in dry or wet internal and external environments. Use for • Preparing background for receiving adhesives, levelling Compounds and for […]
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£14.31 ex. VATAT150 is a fast-drying primer designed for non-porous substrates, enhancing the adhesion of illbruck hybrid sealants and adhesives. It is easy to apply, ensuring a reliable bond on challenging surfaces and helping achieve long-lasting results. Key Points: - Enhances adhesion on non-porous substrates - Compatible with illbruck hybrid sealants and adhesives - Fast drying for quick application - Simple and easy to apply
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£25.17 ex. VATMapeprim SP is a two-component primer (A+B) that, after thorough mixing and application to the substrate, dries to form a compact, water-resistant film that is durable against aging. As it is water-dispersed, Mapeprim SP poses no flammability issues and can be stored without special precautions. This synthetic resin-based primer guarantees excellent adhesion with smoothing and levelling compounds, as well as cementitious mortars, specifically designed for non-absorbent and challenging substrates. Mapeprim SP is particularly effective on smooth, impervious surfaces, such as existing tSelect options This product has multiple variants. The options may be chosen on the product page
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£11.97 ex. VATRonseal Super Flexible Primer & Undercoat is a high-quality wood primer that combines both priming and undercoating in one to create a strong base for your topcoat. Its highly flexible formula moves with the natural expansion and contraction of wood, helping to prevent cracking, peeling and flaking of the paint finish, and it also helps hide bold colours and dark marks. Ideal for use on exterior wood like doors, window frames, cladding and fascia, it’s available in white or grey to suit lighter or darker topcoats and provides good adhesion for long-lasting results.Select options This product has multiple variants. The options may be chosen on the product page
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£39.23 ex. VATAT120 is a combined cleaner and primer designed for silicones, allowing surfaces to be cleaned and primed in a single step. It is ideal for preparing non-porous substrates before the application of illbruck silicone sealants, ensuring optimal adhesion and performance. Key Points: - Cleans and primes in one operation - Designed specifically for use with illbruck silicone sealants - Suitable for non-porous substrates - Ensures improved adhesion and sealant performance
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£61.00 ex. VATDOWSIL™ Construction Primer P is a one-part, proprietary alkoxy silane resin adhesion promoter designed to enhance the bond of silicone sealants to masonry, stone, concrete, glass fiber-reinforced concrete, and properly prepared metal surfaces, including Kynar resin painted aluminium. The primer forms a durable film that resists degradation from water immersion and ensures long-lasting adhesion even in areas with residual moisture, such as horizontal applications. Its formulation is convenient to use and does not discolour when exposed to sunlight, making it suitable for both interior and ex
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£23.38 - £38.43 ex. VATRonseal's traditional solvent-based wood preserver provides long-lasting protection for exterior timber, helping to prevent rot, decay, and wood-discolouring fungi. It also defends against woodworm attack, making it a reliable choice for maintaining the condition and durability of wood over time. Suitable for outdoor use, it is available in both clear and coloured options. Always use biocides safely and read the label and product information before use. Key Points: - Provides long-lasting protection for exterior wood - Prevents rot, decay, fungal discolouration, and woodworm attack - SolSelect options This product has multiple variants. The options may be chosen on the product page
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£10.74 - £20.45 ex. VATPaint and prime your door in one step with Ronseal's easy-to-use coating that delivers a brilliant white finish designed to last for up to 10 years. Suitable for both bare and previously painted wood, it simplifies DIY projects by eliminating the need for a separate primer. The drip-resistant formula makes application clean and straightforward, allowing you to achieve a smooth, professional-looking result in just a few hours. Key Points: - Paint and primer in one for faster, easier application - Long-lasting brilliant white finish guaranteed for up to 10 years - Drip-resistant formula foSelect options This product has multiple variants. The options may be chosen on the product page
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£17.84 - £37.70 ex. VATRonseal Anti Condensation Paint in white is a specialised interior matt paint designed to reduce condensation on walls and ceilings by adding an insulating layer that helps stop moisture build-up and the mould growth that can follow. It dries to a tough, scrubbable finish that’s moisture resistant, making it suitable for high-humidity areas like kitchens and bathrooms, and can be left as the final coat or painted over with your chosen colour once dry.Select options This product has multiple variants. The options may be chosen on the product page
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£10.23 - £19.47 ex. VATRonseal One Coat Wood Primer & Undercoat is designed to improve paint adhesion while effectively covering bold colours and dark marks, helping to achieve a smooth, long-lasting finish. Its flexible formula resists peeling and cracking, making it suitable for both bare and previously painted indoor wood. Quick drying and easy to apply, it ensures your final coat looks better and lasts longer. Key points: - Ready to paint over in just 2 hours - Suitable for bare or previously painted indoor wood - Improves paint adhesion for a better finish - Covers bold colours and dark marks effectivelySelect options This product has multiple variants. The options may be chosen on the product page
Primers
Preparing the area for sealant application is essential to ensure a seamless application. Even if you are a sealant expert, or a DIY novice, applying a sealant primer can help to improve the end result.
We stock a range of high-quality brands which include Everbuild, FOSROC and Soudal. Our experienced team are regularly reviewing and monitoring the latest products to hit the market, so we are able to provide the best solutions to our customers.
As a leading provider of Sealant Supplies, we provide the full range of products to assist you with your sealant application. Starting with sealant primers and preparation products, through to sealant applicator tools and finally, sealants of ranging qualities and suitability’s.
Our sealant primers cover a range of environments and materials; therefore, we have something for every project. As we also stock everything else you may need for a sealant project, we provide discounts for bulk orders where required. We also have the option to create a trade or credit account for ongoing discounts throughout the year.
You can apply for a trade or credit account via our website or get in touch with our team on 01708 525866 or by emailing info@sealantsupplies.co.uk.