Best Wall Primer Sprays of 2026

Mohammed Clark Avatar
Mohammed Clark
Last Updated: 4 Feb 2026

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Wall primer sprays are a convenient and effective way to prepare walls for painting or wallpapering. These sprays are designed to create a smooth and even surface on walls, filling in any imperfections and providing a stable base for paint or wallpaper. Wall primer sprays are easy to apply and can save time and effort compared to traditional roller or brush application methods. They are available in a range of colours and finishes, making it easy to find the perfect primer for your project. If you're looking to achieve a professional-looking finish on your walls, wall primer sprays are definitely worth considering.

At a Glance: Our Top Picks

Polar Matt White High-Build Primer Spray Paint Cover #TOP 1
Polar Matt White High-Build Primer Spray Paint
ftb score rating icon 9.9
Pro-Kleen Stain Block Spray Paint Primer for Walls Cover #TOP 2
Pro-Kleen Stain Block Spray Paint Primer for Walls
ftb score rating icon 9.8
Polar Matt White High-Build Spray Primer Cover #TOP 3
Polar Matt White High-Build Spray Primer
ftb score rating icon 9.6

Top 8 Wall Primer Sprays

Polar Matt White High-Build Primer Spray Paint

1033
White
400 ml (Pack of 1)
Polar Matt White High-Build Primer Spray Paint Cover
Polar All Surface Primer Spray Paint - Quick Drying Undercoat - Easy Spray Primer with Strong Adhesion - For Interior & Exterior Surfaces - Matt White - 400ml

The Polar Primer Spray Paint is a versatile solution for all your priming needs. Its enhanced all-surface formula ensures strong adhesion and resistance to chipping, peeling, and fading. This means you can confidently prepare various materials, from wood to metal, for a flawless finish. Additionally, the quick-drying feature allows you to complete your projects efficiently, with just 15 minutes drying time between coats. The primer filler properties help to smooth out imperfections, ensuring a professional appearance in your final topcoat.

What We Like
Versatile for multiple surfaces
Quick drying for efficiency
Fills cracks and imperfections
Durable and long-lasting protection
Easy to apply and use

Pro-Kleen Stain Block Spray Paint Primer for Walls

283304a-1
Matt White
400ml
Pro-Kleen Stain Block Spray Paint Primer for Walls Cover
Pro-Kleen Stain Block Spray Paint Primer - Covers Mould, Grease, Nicotine & Rust Stains - for Walls & Ceilings - Leaves a Waterproof Barrier - White Matt (400ml)

The Pro-Kleen Stain Block Primer is your ideal solution for covering unsightly stains on walls and ceilings. It effectively tackles mould, grease, nicotine, and rust, ensuring your surfaces look pristine. This versatile formula can be applied to various surfaces, including plaster and concrete, making it convenient for any home improvement project. Once dry, it forms a waterproof barrier that prevents stains from reappearing, keeping your walls looking their best. With a fast-drying time of just four hours, you can quickly move on to your next decorating task.

What We Like
Covers multiple types of stains
Works on various surfaces
Creates a waterproof barrier
Fast drying time
Easy application process

Polar Matt White High-Build Spray Primer

1035
White
400 ml (Pack of 2)
Polar Matt White High-Build Spray Primer Cover
Polar All Surface Primer Spray Paint - Quick Drying Undercoat - Easy Spray Primer with Strong Adhesion - For Interior & Exterior Surfaces - Matt White - 2 x 400ml

The Polar Primer Spray Paint is an all-surface, high-build primer designed for durability and versatility. It effectively prepares various surfaces, including wood, metal, and plastic, ensuring a consistent base for your topcoats. With its gap-filling properties, it seamlessly addresses small cracks and imperfections, enhancing the surface's strength. The quick-drying formula allows you to complete your projects efficiently, with touch-dry finishes in just 15 minutes. This makes it ideal for those on a tight schedule or looking to achieve professional results.

What We Like
Quick drying time
Versatile for multiple surfaces
Durable and long-lasting
Gap-filling properties
Easy to apply

Pro-Kleen Damp & Stain Block Spray Primer

284315a
White
500 ml (Pack of 1)
Pro-Kleen Damp & Stain Block Spray Primer Cover
Pro-Kleen Damp & Stain Anti-Mould Block Spray Paint Primer White Matt 500ml- Covers Damp, Grease, Nicotine & Rust Stains - for Walls & Ceilings - Leaves a Waterproof Barrier

The Pro-Kleen Stain Block Primer is an excellent solution for covering unsightly stains on your walls and ceilings. It effectively handles issues caused by damp, grease, nicotine, and more, ensuring your surfaces look pristine. This versatile formula works on various surfaces, including plaster and concrete, making it ideal for any home. Once applied, it leaves a protective waterproof barrier that helps prevent stains from returning, giving you peace of mind. With a fast-drying formula, you can achieve remarkable results in just four hours.

What We Like
Covers various types of stains
Works on multiple surfaces
Creates waterproof barrier
Fast drying in 4 hours
#TOP 5

JENOLITE Stain Blocker Paint for Mould

89091
White
400 ml (Pack of 1)
JENOLITE Stain Blocker Paint for Mould Cover
JENOLITE Stain Blocker Paint | WHITE | 400ml | Damp Seal & Stain Blocking Spray Paint | Damp & Anti Mould Paint For Walls & Ceilings | Immediately Block Stains, Mould & Mildew

The JENOLITE Stain Blocker is a powerful solution for tackling stains and marks caused by mould and mildew on your walls and ceilings. Its special formulation acts quickly, providing an effective barrier against common stains like water marks, nicotine, and grease. You can use it as a primer or leave it as a topcoat, ensuring your surfaces remain pristine. Ideal for high humidity areas, this paint penetrates deeply to prevent stain reoccurrence, making it perfect for bathrooms and kitchens.

What We Like
Effective stain coverage
Works on multiple surfaces
Mould resistant formulation
Quick-drying in 60 minutes
Ideal for high humidity areas

Chemsolve Acrylic Spray Paint Primer 400ml

Chemsolve
HC8445
Matt White
400 ml (Pack of 1)
Chemsolve Acrylic Spray Paint Primer 400ml Cover
Chemsolve Aerosol Primer 1 x 400ml / Acrylic Paint Spray / White Matt / All Surfaces including Wood, Plastic, Metal / Undercoat Spray Paint

The Chemsolve Primer Spray offers superior adhesion, ensuring that your paint adheres well for a long-lasting, smooth finish. Its versatility allows you to use it on various surfaces, including wood, metal, and plastic, making it suitable for a wide range of projects. The quick-drying formula means you can complete your tasks efficiently without long wait times. Additionally, it enhances durability by providing a protective layer against rust, corrosion, and moisture, especially on metal surfaces.

What We Like
Excellent adhesion for long-lasting results
Works on multiple surfaces
Fast-drying for quick projects
Protects against rust and moisture

Pro-Kleen Damp & Stain Block Primer Spray

PK283303
Matt White
400 g (Pack of 1)
Pro-Kleen Damp & Stain Block Primer Spray Cover
Pro-Kleen Damp & Stain Block Spray Paint Primer White Matt 4 x 400ml - Covers Damp, Mould, Grease, Nicotine & Rust Stains - For Walls & Ceilings - Leaves a Waterproof Barrier

Pro-Kleen Stain Block Primer is designed to effectively cover a variety of stains on your walls and ceilings, including damp, mould, and grease. Its versatile formula works on multiple surfaces, ensuring you can tackle marks on plaster, stone, and concrete with ease. After application, it leaves behind a protective waterproof barrier, helping to prevent stains from returning. Plus, with a quick drying time of just four hours, you can swiftly move on to your next decorating task.

What We Like
Covers various types of stains
Works on multiple surfaces
Creates waterproof barrier
Fast drying time
#TOP 8

Pro-Kleen Damp & Stain Block Spray Primer

PK283303
Matt White
400ml
Pro-Kleen Damp & Stain Block Spray Primer Cover
Pro-Kleen Damp & Stain Block Spray Paint Primer White Matt 2 x 400ml - Covers Damp, Mould, Grease, Nicotine & Rust Stains - for Walls & Ceilings - Leaves a Waterproof Barrier

Pro-Kleen Stain Block Primer is an effective solution for covering unsightly stains on walls and ceilings, including those caused by damp, mould, and grease. This versatile product works on various surfaces, ensuring that your home remains looking tidy. After application, it leaves a protective waterproof barrier that prevents future stains from returning, giving you peace of mind. With a fast-drying formula, you can achieve impressive results in just four hours, allowing you to proceed with your decorating plans without delay.

What We Like
Covers various types of stains
Versatile for multiple surfaces
Creates a waterproof barrier
Fast drying in 4 hours
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What does a primer spray do?

A primer is designed to prepare bare metal, wood, canvas or other materials to create a smooth surface for which your Krylon® spray paint will be applied. A primer should be used on projects in order to seal the surface which will help: Smoothen out uneven blemishes.

2. Is primer spray necessary?

“Consider primers and setting sprays as the fun accessories you add to your makeup wardrobe every once in a while. They're not necessary for day-to-day but can boost the outcome for special occasions,” says Ciucci.

3. Which spray primer is best?

Best Spray Primer for Wood. Rust-Oleum Zinsser Bulls Eye Spray Primer – Best spray paint primer overall.Krylon ColorMaster Primer – Quickest drying.Rust-Oleum Painter's Touch 2X Ultra Cover – Best value for money.Tamiya Surface Primer – Best premium.Rust-Oleum American Accents Spray Paint Primer – Best durable.

4. Can I just spray primer?

A spray painting item only requires one coat of primer before it can be sprayed. Prepping your spray paint with primer ensures that it will have an even finish, which is important for spray painting. If this is not the case, you may need to apply several coats of spray paint to achieve even coverage.

Editor's Notes

During our wall primer spray research, we found 18 wall primer spray products and shortlisted 8 quality products. We collected and analyzed 16,008 customer reviews through our big data system to write the wall primer sprays list. We found that most customers choose wall primer sprays with an average price of £11.35.

The wall primer sprays are available for purchase. We have researched hundreds of brands and picked the top brands of wall primer sprays, including Polar Specialist Coatings, Pro-Kleen, JENOLITE, Chemsolve.

Written by
Mohammed Clark Avatar

Mohammed Clark is an architect and a contractor. His architectural skills are not limited to designing the plan for structures alone, but it extends to aesthetics and home décor. Before establishing his firm, he worked under a construction firm for eight years. Mohammed has gathered enough experience from his time practicing as a professional architect and now has vast knowledge in home designs and aesthetics.