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Wall Primers and Undercoats

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Keim Design Base Masonry Paint Additive

Keim Design Base Masonry Paint Additive

Sol-silicate based, pigment-free additive for KEIM Design-Lasur. Used as thinner for KEIM Design-Lasur to achieve translucent colour designs. For interior and exterior application. Siliceous Weathering-proof Unpigmented Density: approx. 1.1-1.2 g/cm3 pH-value: approx. 11 Cradle to Cradle Certified Silver Consumption Rate Samples...

Price £145.50 (incl. VAT)
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Keim Design Fixativ | Decorative Paint

Keim Design Fixativ

A sol-silicate based primer and thinner for KEIM Design-Lasur. Used as pre-treatment for strongly absorbing substrates and as dilution for most transparent finishes with KEIM Design-Lasur. Absolutely lightfast Weatherproof Resistant to environmental influences Mineral matt Cradle to Cradle Certified Silver Consumption Rate Samples...

Price £145.50 (incl. VAT)
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Tikkurila ProSeal | Primer for Porous Surfaces

Tikkurila ProSeal

A waterborne primer with good penetrating properties. To be used for absorbing surfaces before applying BioRid, BioRid Spray or Tikkurila+AsbestGuard. Suitable for priming of interior walls and ceilings, on absorbing substrates. Can also be used for binding loose or badly bonded asbestos material and binding asbestos dust, or after...

Price £43.69 (incl. VAT)
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Keim GW Primer | Interior Basecoat | Keim Ecosil Grund

Keim GW Primer (Ecosil Grund)

A silicate-based primer coat, used as an internal base coat to equalise different absorbencies on repaired or filled surfaces. Equalises surface. Levels surfaces. Good adhesion. Cradle to Cradle Certified Silver. Note: The name of this product will change in early 2023 - also known as Keim Ecosil Grund Consumption Rate Samples

Price £50.40 (incl. VAT)
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Zinsser Wallpaper Cover-Up

Zinsser Wallpaper Cover-Up

All-in-one primer, sealer, and stain blocker in an off-white matt finish. Designed to obliterate wallpaper print and prevent blistering of wallpaper. Effective at blocking water-soluble stains, providing a smooth finish for any coloured emulsion. Fast drying with touch dry time of 2-4 hours and recoat time of 4 hours. Suitable for use on...

Price £38.59 (incl. VAT)
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Zinsser Drywall Pro 2 in 1

Zinsser Drywall Pro 2 in 1

Primer sealer in a white finish. Ideal for sealing and priming new and damaged drywall, plaster, and porous surfaces. Works with all paints and wallcoverings. Prevents drywall damage during redecoration. Fast drying with a recoat time of 3 hours. Water-based with low VOC content.

Price £54.26 (incl. VAT)
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Zinsser Gardz Drywall Sealer

Zinsser Gardz

A clear, water-based, acrylic resin sealer. Can be used on damaged drywall, new drywall, plaster, calcimine, residual wallpaper adhesive, textured walls, and popcorn ceilings. Penetrates deeply into porous surfaces to create a hard, moisture-proof film. Prevents drywall blistering and bubbling by sealing and binding surfaces. Strengthens...

Price £10.16 (incl. VAT)
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Zinsser Peel Stop Primer - Binding Solution

Zinsser Peel Stop

A clear flexible binding primer designed to seal and prevent peeling. Suitable for use on both interior and exterior surfaces including wood, metal, masonry, and more. Glues down edges of old paint and bridges cracks to provide a sound surface for topcoats. Binds chalky surfaces, preventing future peeling and ensuring a durable finish....

Price £11.57 (incl. VAT)
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Transforming Surfaces for Any Environment

Wall primers and undercoats are versatile solutions, applied across a range of substrates including drywall, plaster, brick, and concrete. These products play a key role in both domestic and commercial settings, from moisture-sensitive bathrooms and kitchens to high-traffic areas like hallways and public buildings. Their primary purpose is to safeguard the topcoat from environmental challenges, such as moisture or wear, ensuring it performs consistently across varied conditions.



Why They Are Essential for Long-Term Results

Choosing the right primer and undercoat ensures that the surface is prepped for optimal paint performance. They reduce the number of topcoat layers required and help extend the lifespan of the finish. In environments prone to moisture or exposure to elements, wall primers and undercoats offer critical resistance, preventing issues such as peeling, cracking, or blistering over time. For commercial or high-traffic areas, they add durability and enhance the resistance of the overall coating system.