Primers
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£5.48 - £66.07 ex. VATBitumen Primer is a low-viscosity, high-penetration bituminous solution designed for priming and sealing porous roof surfaces before applying bituminous materials. It effectively seals porous substrates and enhances the adhesion of bituminous waterproofing systems and sheet coverings. Suitable for use on various surfaces, including concrete, asbestos cement, metals (such as mild steel, zinc, and lead), slate, and lightweight concrete screeds. Key Points: Low-Viscosity & High Penetration – Ideal for priming porous roof surfaces. Promotes Adhesion – EnhanceSelect options This product has multiple variants. The options may be chosen on the product page
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£39.73 ex. VATT101 is a primer designed to enhance the adhesion of weathertight sealants to porous substrates, helping to maximise the longevity and performance of the seal. It is compatible with most porous building materials, ensuring a reliable and durable bond. Key Points: - Improves adhesion of sealants to porous substrates - Maximises long-term performance - Works with most porous building materials - Enhances durability and reliability of seals
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£8.50 - £23.52 ex. VATSika® Black Jack®-902 Bitumen & Flashing Primer is a thin, fast-drying black primer designed to provide a strong key for bitumen paints, roof coatings, and flashing applications. It is suitable for use on a wide range of substrates, including concrete roofs and floors, cementitious screeds and renders, bitumen felt, asphalt, mastic, wood, and weathered corrugated iron or steel. The primer can also be used before applying Black Jack® Flashing Tape, ensuring optimal adhesion and performance with all bituminous coatings. Its controlled film thickness allows for efficient coverage and consiSelect options This product has multiple variants. The options may be chosen on the product page
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£47.40 - £176.71 ex. VATEco Prim T Plus is a solvent-free, low-odour primer based on acrylic resin in water dispersion. This ready-to-use, light blue liquid is easy to apply with a brush or roller and offers excellent bonding, as well as resistance to water and aging. Non-flammable and emitting very low levels of volatile organic compounds (EMICODE EC1 Plus), Eco Prim T Plus is safe for both installers and end-users. Additionally, it can be stored without any special precautions. Key Points: Application: A light blue, ready-to-use liquid that can be easily applied with a brush or roller.Select options This product has multiple variants. The options may be chosen on the product page
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£13.16 ex. VATME902 Butyl & Bitumen Spray Primer is a bonding agent designed to enhance adhesion and improve the final bond strength of illbruck membranes that use butyl or bitumen adhesives, providing a quick-drying and easy-to-apply priming solution.
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£61.53 ex. VATMapei Malech Primer is a micronized acrylic-based primer in water dispersion. It’s generally used as a primer for wall surfaces, for example, concrete or cement mortar repairs. Before applying a coloured finishing coat of Elastocolor Paint or Elastocolor Rasante, it is advised to use Malech as a regulator of substrate absorption. Malech can also be used in the Aquaflex System cycle for the permanent encapsulation of asbestos, or as a primer for the covering layers of Aquaflex. It’s a micronized acrylic resin-based primer in water dispersion that penetrates better than trad
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£5.11 - £19.47 ex. VATRonseal One Coat All Surface Primer & Undercoat is a versatile, water-based primer that prepares a wide range of surfaces—such as wood, metal, tiles, brick, stone, MDF, plastic and glass—so that top-coat paint adheres well and gives a strong, smooth finish. Designed for ease of use, it typically requires just one coat and dries quickly (ready to overpaint in around two hours), helping to seal porous areas, block bold colours and improve overall paint durability.Select options This product has multiple variants. The options may be chosen on the product page
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£24.84 - £135.00 ex. VATME901 Butyl & Bitumen Primer is a brush-applied polymer solution designed for use with illbruck butyl and bitumen tapes and membranes. It enhances adhesion on cold or damp surfaces, stabilises unsound substrates, and improves weathersealing on porous materials. The primer dries quickly and can be applied in temperatures as low as -5°C, making it ideal for challenging site conditions. Key Points: - Improves adhesion of tapes and membranes on cold or damp surfaces - Stabilises unsound or porous substrates - Quick-drying for fast application - Suitable for use down to -5°CSelect options This product has multiple variants. The options may be chosen on the product page
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£32.65 ex. VATEVERBUILD Filler Coat is a ready-to-use, thick basecoat designed for application on imperfect surfaces before painting. It effectively hides filled areas and prevents the reappearance of hairline cracks, offering full coverage of strong colors. This versatile product works like a roll-on filler, making it ideal for both walls and ceilings, and ensures a smooth, even surface. Key Points: Ready to use Easily covers imperfect surfaces Quick application by roller Suitable for use on both walls and ceilings Shelf Life: Use within 24 months. Storage
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£115.90 ex. VATARDEX R 5 E Rapid Curing Solvent Free Epoxy Primer and Bonding Agent is a two-component, solvent-free epoxy resin designed for application on sound concrete, cementitious surfaces, calcium sulfate-based screeds, and smoothing compounds. This product is ideal for situations where faster curing times are essential, as it creates a primer or bonding layer on most dry substrates, particularly on smooth or dense surfaces, both indoors and outdoors. It serves as a primer and bonding bridge for the ARDEX range of cement-based tiling and flooring products and must be sand-blinded with dry AR
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£26.60 ex. VATPRIMER C - A single component, solvent borne, polyurethane priming coat to be used with CM200 and CM200 PF. For more in our range of primers and cleaners, click here. For shop our ful CM Sealants range, please click here. For more information on CM sealants, you can visit their website here.
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£72.02 ex. VATEverbuild P1 Porous Primer is a copolymer primer for use on porous surfaces before applying all common types of sealants. Advantages - Works on most common porous building materials. - Acts as a primer for dusty screeds. - Works with all common silicone types. For other primers & cleaners on our website, please click here. To shop our full range of Everbuild products, please click here. For any other information on Everbuild products, please visit their website here.
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.












