Primers
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Rated 5.00 out of 5£17.11 ex. VATBond It Exterior Pregrit is a one-part, ready-to-use external render bonding agent that contains added aggregate for extra grip, making it ideal for bonding render to concrete, brickwork, and light blockwork. It improves adhesion on smooth surfaces, reduces suction on porous ones, and is waterproof. The light green color makes treated areas easy to identify, and it requires only a single application before rendering once cured. This bonding agent is suitable for external use and can be applied by brush or roller, with a phthalate-free formulation for added safety. Key Po -
£3.14 - £85.26 ex. VATSikaBond® PVA+ is a medium-viscosity, polyvinyl alcohol stabilized, externally plasticised vinyl acetate homopolymer designed for use in the building industry. It serves as a quick-drying general-purpose bonding agent, primer, and sealer for concrete and plaster, while also acting as a mortar improver and admixture for screeds and renders. The product is suitable as an adhesive for porous substrates such as wood, cork, paper, textiles, and cardboard, as well as a bonding agent for plaster, cement screeds, and renders on sound surfaces like concrete, stone, and brick. Additionally, it can be uSelect options This product has multiple variants. The options may be chosen on the product page
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Rated 5.00 out of 5£9.10 - £113.18 ex. VATMapei Primer G is a synthetic resin-based primer that, upon application to any surface, dries to create a flexible, glossy coating that enhances the integrity of the surface as needed. Primer G also enhances the bonding of smoothing compounds, paint, wallpaper adhesive, tile adhesive, and mortar for rendering. The layer on gypsum or cement surfaces acts as a barrier, preventing chemical reactions between sulfates and cement aluminates in gypsum that, when exposed to moisture, can lead to the formation of the problematic "ettringite" salt, which can cause separation. When used beforeSelect options This product has multiple variants. The options may be chosen on the product page
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£89.54 ex. VATFOSROC MS2 is a superior two-part priming system used in conjunction with Fosroc Nitoseal sealant range. FOSROC MS2 Nitoseal primer is formulated for priming prior to application of the sealant. For all other FOSROC products available on our website, please click here. For any further information you require or need on FOSROC, please visit their website here.
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£65.75 ex. VATARDEX P4 Primer is a ready-to-use, fast-drying, and drip-free primer that is solvent-free and designed for a wide range of applications. It can be used on both indoor and outdoor surfaces like walls, floors, and ceilings. This primer has a special formula that prevents dripping and splashing, making it easy to apply, even on ceilings. ARDEX P4 Primer is typically applied before using ARDEX tile adhesives or leveling compounds, and it creates a rough surface that helps tiles stick better, especially on smooth surfaces where adhesives might otherwise slip. It’s ideal for areas tha
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£22.45 - £81.07 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
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£23.08 ex. VATARBO® 925 Primer is a solvent-containing, air-drying primer formulated with isocyanate resin, designed for use on porous substrates to enhance adhesion before applying specified Arbokol products. This specialized primer ensures a strong and durable bond, especially on challenging surfaces. Key Points: Ideal for Porous Substrates: Enhances adhesion on surfaces like concrete and brick before sealant application. Isocyanate Resin-Based: Provides effective bonding for long-lasting performance. Solvent-Containing Formula: Improves application and penetrati
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£56.20 - £124.25 ex. VATARDEX P 82 is a two-component, water-based epoxy synthetic dispersion primer and bonding bridge that is non-flammable and non-corrosive. It is specifically designed to create a strong priming and bonding layer on various substrates, particularly smooth or dense surfaces. Intended for interior use only, ARDEX P 82 is suitable for dry or intermittently damp areas and can be applied on floors with an effective ARDEX damp proof membrane, such as ARDEX DPM 1 C and ARDEX DPM 1 C R. This primer is an ideal preparation layer before applying ARDEX's range of cement-based tiling and flooring pSelect options This product has multiple variants. The options may be chosen on the product page
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Rated 5.00 out of 5£33.10 - £187.75 ex. VATFOSROC Primer P20 provides excellent results when used before FOSROC sealants. It’s a chemically active liquid that is non-toxic and generally easier to use than conventional primers. For all other Fosroc products on our website, please click here. for brushes to use when applying this primer, please click here. For any further information you may need on Fosroc products, please visit their website here.Select options This product has multiple variants. The options may be chosen on the product page
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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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£115.90 - £410.19 ex. VATARDEX R 3 E is a high-performance, solvent-free, two-component epoxy primer and bonding agent designed for use on a variety of sound substrates. This epoxy resin is suitable for application on concrete, cementitious surfaces, calcium sulphate-based screeds, and smoothing compounds. ARDEX R 3 E creates an effective primer and bonding layer on both dry and dense surfaces, making it ideal for use in both internal and external environments. It serves as a crucial preparatory step before applying ARDEX's range of cement-based tiling and flooring products. To ensure optimal adhesSelect options This product has multiple variants. The options may be chosen on the product page
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£67.22 ex. VATSika Primer-115 is a one-part, transparent, polyurethane-based primer designed to enhance adhesion on various surfaces. With its clear finish and short flash-off time, it provides a reliable and efficient priming solution for a range of applications. Easy to apply, it ensures a smooth and durable bond, making it an ideal choice for professional use. Key Points: Easy Application – Simple, hassle-free application process. Clear Finish – Leaves no visible residue, maintaining surface aesthetics. Fast Drying – Short flash-off time speeds up project completio
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 For product questions, stock queries, bulk pricing or order support, please use our online support ticket system so your enquiry reaches the right team.