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Best Primer Paint For Interior Walls of 2026
Last updated on 01/04/2026
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1
Dulux Primer & Undercoat Paint - 2.5L, White
Dulux
Why we love it
Saves time with quick drying.
Convenient interior and exterior application.
Water-based for easy cleanup.
Main Highlights
Simple and easy surface preparation
Quick drying
Water based
Suitable for interior or exterior wood, metal and masonry surfaces
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9.8
Exceptional
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9.8
Exceptional
Dulux
Dulux Primer & Undercoat Paint - 2.5L, White
Check Price
Show More
Why we love it
Saves time with quick drying.
Convenient interior and exterior application.
Water-based for easy cleanup.
Main Highlights
Simple and easy surface preparation
Quick drying
Water based
Suitable for interior or exterior wood, metal and masonry surfaces
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Value for Money
2
Hemway Stain Blocker Paint & Primer, Satin White 1L, Damp Seal Paint, Wood Primer, for Bathroom, Kitchen, Bedroom Walls & Ceilings, Damp Proof Undercoat Stain Block
Hemway
14% Off
Why we love it
Effective stain coverage guaranteed.
Quick-drying for easy application.
Vegan and cruelty-free choice.
Main Highlights
POWERFUL STAIN BLOCKER: Hemway Stain Blocker Primer Paint is specially engineered to seal and cover persistent stains on interior walls and ceilings, acting as a highly effective stain blocking paint and white primer for walls.
IDEAL FOR PROBLEM AREAS: Perfect for tackling damp and staining issues in bathrooms, kitchens, and bedrooms, this damp proof paint for internal walls helps prevent moisture intrusion and discoloration with stain block paint.
FAST DRYING & EASY TO APPLY: Designed for DIY ease, this quick-dry stain blocker and white undercoat paint goes on smoothly with minimal prep, cutting down on project time while providing great looking results.
HIGH COVERAGE: Enjoy a smooth, durable satin finish with excellent opacity; this stain blocker, wall primer, anti damp paint sealer in white brightens and refreshes tired spaces while concealing marks effortlessly as a stain blocking primer.
VEGAN & CRUELTY-FREE FORMULA: Hemway’s stain blocking paint is 100% vegan and never tested on animals, making it a responsible choice for your home and the planet - without compromising on performance.
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9.8
Exceptional
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9.8
Exceptional
Hemway
Hemway Stain Blocker Paint & Primer, Satin White 1L, Damp Seal Paint, Wood Primer, for Bathroom, Kitchen, Bedroom Walls & Ceilings, Damp Proof Undercoat Stain Block
14% Off
Check Price
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Why we love it
Effective stain coverage guaranteed.
Quick-drying for easy application.
Vegan and cruelty-free choice.
Main Highlights
POWERFUL STAIN BLOCKER: Hemway Stain Blocker Primer Paint is specially engineered to seal and cover persistent stains on interior walls and ceilings, acting as a highly effective stain blocking paint and white primer for walls.
IDEAL FOR PROBLEM AREAS: Perfect for tackling damp and staining issues in bathrooms, kitchens, and bedrooms, this damp proof paint for internal walls helps prevent moisture intrusion and discoloration with stain block paint.
FAST DRYING & EASY TO APPLY: Designed for DIY ease, this quick-dry stain blocker and white undercoat paint goes on smoothly with minimal prep, cutting down on project time while providing great looking results.
HIGH COVERAGE: Enjoy a smooth, durable satin finish with excellent opacity; this stain blocker, wall primer, anti damp paint sealer in white brightens and refreshes tired spaces while concealing marks effortlessly as a stain blocking primer.
VEGAN & CRUELTY-FREE FORMULA: Hemway’s stain blocking paint is 100% vegan and never tested on animals, making it a responsible choice for your home and the planet - without compromising on performance.
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3
Zinsser BIN Primer-Sealer & Stain Killer 1 Litre
Zinsser
Why we love it
Unparalleled adhesion improves durability.
Primes glossy surfaces excellently.
Enhances exterior shellac aesthetics.
Main Highlights
Exterior
shellac-based primer
unparalleled adhesion to glossy surfaces
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9.7
Exceptional
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9.7
Exceptional
Zinsser
Zinsser BIN Primer-Sealer & Stain Killer 1 Litre
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Why we love it
Unparalleled adhesion improves durability.
Primes glossy surfaces excellently.
Enhances exterior shellac aesthetics.
Main Highlights
Exterior
shellac-based primer
unparalleled adhesion to glossy surfaces
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4
TIKKURILA Optiva Primer - Absorbent Primer For Walls & Ceilings - Zero VOC - 3 Litres
TIKKURILA
Why we love it
Easy to apply.
Zero VOCs and low odour.
Excellent absorption properties.
Main Highlights
Primer paint for interior walls and ceilings
Minimum content on this size is 2,700ml. Tikkurila products are canned in Finland and at the point of filling the volume in the can is 10% less than the unit of measure to allow for tinting of the product. In order to manufacture the required colour, we need the spare volume for the colourant addition.
Excellent absorption properties to increase coverage of topcoats (meaning fewer coats required)
Water-based with zero VOCs
Suitable for new and previously painted walls and ceilings
Easy to apply
Low odour
Holds many ecolabel certificates, including the EU Ecolabel and the Polish Allergy Association recommendation
Increases the flow and coverage of subsequent Tikkurila topcoat paints
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9.6
Superb
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9.6
Superb
TIKKURILA
TIKKURILA Optiva Primer - Absorbent Primer For Walls & Ceilings - Zero VOC - 3 Litres
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Why we love it
Easy to apply.
Zero VOCs and low odour.
Excellent absorption properties.
Main Highlights
Primer paint for interior walls and ceilings
Minimum content on this size is 2,700ml. Tikkurila products are canned in Finland and at the point of filling the volume in the can is 10% less than the unit of measure to allow for tinting of the product. In order to manufacture the required colour, we need the spare volume for the colourant addition.
Excellent absorption properties to increase coverage of topcoats (meaning fewer coats required)
Water-based with zero VOCs
Suitable for new and previously painted walls and ceilings
Easy to apply
Low odour
Holds many ecolabel certificates, including the EU Ecolabel and the Polish Allergy Association recommendation
Increases the flow and coverage of subsequent Tikkurila topcoat paints
Show More
5
TRANS - PAL White Interior Primer 3L – Smooth Walls, Improve Paint Coverage & Adhesion for Drywall, Wood, Cement
TRANS - PAL
Why we love it
Increases paint coverage efficiency.
Balances wall texture seamlessly.
Improves adhesion for surfaces.
Main Highlights
✅ Boosts Paint Efficiency: Increases coverage of topcoat paints, saving money and time
✅ Evens Wall Absorbency: Smooths surface and balances texture for a professional finish
✅ Enhances Adhesion: Ensures paint sticks better to drywall, wood, and cement surfaces
✅ Versatile Indoor Use: Suitable for residential, public, and industrial interior walls
✅ Breathable Finish: Maintains wall breathability while providing excellent coverage
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9.4
Superb
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9.4
Superb
TRANS - PAL
TRANS - PAL White Interior Primer 3L – Smooth Walls, Improve Paint Coverage & Adhesion for Drywall, Wood, Cement
Check Price
Show More
Why we love it
Increases paint coverage efficiency.
Balances wall texture seamlessly.
Improves adhesion for surfaces.
Main Highlights
✅ Boosts Paint Efficiency: Increases coverage of topcoat paints, saving money and time
✅ Evens Wall Absorbency: Smooths surface and balances texture for a professional finish
✅ Enhances Adhesion: Ensures paint sticks better to drywall, wood, and cement surfaces
✅ Versatile Indoor Use: Suitable for residential, public, and industrial interior walls
✅ Breathable Finish: Maintains wall breathability while providing excellent coverage
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6
Thermalmix - Insulating Paint Additive
Thermilate Technology
9% Off
Why we love it
Product description needed for completion.
Main Highlights
ENERGY-SAVING PAINT ADDITIVE – Mix Thermalmix with any 5L of paint to reduce heat loss by up to 25%, creating a thermal barrier that helps keep your home warmer in winter and cooler in summer.
CUTS HEATING COSTS – Innovative microsphere insulation technology reflects heat back into rooms, helping lower energy usage and reduce heating bills for long-term savings and improved comfort.
EASY TO USE & VERSATILE – Simply add one pack of Thermalmix to 5 litres of any interior or exterior paint. Mix thoroughly to create a high-performance insulating coating in minutes.
SUITABLE FOR ALL PAINT TYPES – Works with emulsion, masonry, gloss, or ceiling paints, providing insulation for walls, ceilings, pipes, and tanks in both residential and commercial spaces.
ANTI-CONDENSATION & MOULD RESISTANT – Prevents moisture build-up and condensation, protecting painted surfaces from damp, blistering, and mould growth in kitchens, bathrooms, and basements.
ECO-FRIENDLY & LOW COST – Environmentally responsible additive that lowers your carbon footprint while delivering cost-efficient insulation performance without harmful chemicals or odours.
TRUSTED UK TECHNOLOGY – Developed by Thermilate Technologies, proven by thousands of satisfied users to enhance paint durability and provide lasting warmth, comfort, and energy savings.
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9.3
Superb
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9.3
Superb
Thermilate Technology
Thermalmix - Insulating Paint Additive
9% Off
Check Price
Show More
Why we love it
Product description needed for completion.
Main Highlights
ENERGY-SAVING PAINT ADDITIVE – Mix Thermalmix with any 5L of paint to reduce heat loss by up to 25%, creating a thermal barrier that helps keep your home warmer in winter and cooler in summer.
CUTS HEATING COSTS – Innovative microsphere insulation technology reflects heat back into rooms, helping lower energy usage and reduce heating bills for long-term savings and improved comfort.
EASY TO USE & VERSATILE – Simply add one pack of Thermalmix to 5 litres of any interior or exterior paint. Mix thoroughly to create a high-performance insulating coating in minutes.
SUITABLE FOR ALL PAINT TYPES – Works with emulsion, masonry, gloss, or ceiling paints, providing insulation for walls, ceilings, pipes, and tanks in both residential and commercial spaces.
ANTI-CONDENSATION & MOULD RESISTANT – Prevents moisture build-up and condensation, protecting painted surfaces from damp, blistering, and mould growth in kitchens, bathrooms, and basements.
ECO-FRIENDLY & LOW COST – Environmentally responsible additive that lowers your carbon footprint while delivering cost-efficient insulation performance without harmful chemicals or odours.
TRUSTED UK TECHNOLOGY – Developed by Thermilate Technologies, proven by thousands of satisfied users to enhance paint durability and provide lasting warmth, comfort, and energy savings.
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7
Dulux Primer & Undercoat, Interior & Exterior White, DIY Enthusiasts, Quick-Drying, Easy Application, Smooth Coverage, Long-Lasting Finish, Perfect For Wood, Metal, Plaster, Masonry, 750ml
HOCHSTE
Why we love it
Bonding and sealing for surfaces.
Dries quickly, speeding projects.
Easy application with brushes.
Main Highlights
All-in-One Primer & Undercoat for Interior and Exterior Use: This high-performance White primer and undercoat is designed to simplify preparation for both interior and exterior painting projects. Acting as a strong bonding layer, it enhances paint adhesion while sealing and stabilizing surfaces. Ideal for DIY enthusiasts who want professional-grade results without complex steps, it creates the perfect base for a flawless topcoat.
Quick-Drying Formula for Faster Project Completion: The advanced quick-drying formulation significantly reduces waiting time between coats, allowing projects to move forward efficiently. Whether you are refreshing furniture, walls, or fixtures, the fast-dry nature minimizes downtime and disruptions. This makes it especially convenient for weekend projects, touch-ups, or time-sensitive renovations.
Easy Application with Smooth, Even Coverage: Designed for effortless application using a brush, roller, or spray, this primer glides smoothly across surfaces with minimal splatter or drag. Its balanced consistency ensures uniform coverage, helping to level minor surface imperfections and create a clean, even finish that enhances the appearance of the final paint layer.
Long-Lasting Protection and Durable Finish: Once cured, the primer forms a tough, resilient base that helps protect surfaces from moisture, wear, and environmental exposure. It improves the durability and lifespan of the topcoat, reducing the need for frequent repainting. Suitable for both indoor and outdoor conditions, it delivers dependable performance over time.
Versatile Use on Wood, Metal, Plaster, and Masonry: This multi-surface primer is perfectly suited for a wide range of materials including wood, metal, plaster, and masonry. Its strong adhesion and sealing properties make it an excellent choice for furniture, walls, doors, railings, and structural surfaces, offering flexibility and reliability in one convenient solution.
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9.1
Superb
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9.1
Superb
HOCHSTE
Dulux Primer & Undercoat, Interior & Exterior White, DIY Enthusiasts, Quick-Drying, Easy Application, Smooth Coverage, Long-Lasting Finish, Perfect For Wood, Metal, Plaster, Masonry, 750ml
Check Price
Show More
Why we love it
Bonding and sealing for surfaces.
Dries quickly, speeding projects.
Easy application with brushes.
Main Highlights
All-in-One Primer & Undercoat for Interior and Exterior Use: This high-performance White primer and undercoat is designed to simplify preparation for both interior and exterior painting projects. Acting as a strong bonding layer, it enhances paint adhesion while sealing and stabilizing surfaces. Ideal for DIY enthusiasts who want professional-grade results without complex steps, it creates the perfect base for a flawless topcoat.
Quick-Drying Formula for Faster Project Completion: The advanced quick-drying formulation significantly reduces waiting time between coats, allowing projects to move forward efficiently. Whether you are refreshing furniture, walls, or fixtures, the fast-dry nature minimizes downtime and disruptions. This makes it especially convenient for weekend projects, touch-ups, or time-sensitive renovations.
Easy Application with Smooth, Even Coverage: Designed for effortless application using a brush, roller, or spray, this primer glides smoothly across surfaces with minimal splatter or drag. Its balanced consistency ensures uniform coverage, helping to level minor surface imperfections and create a clean, even finish that enhances the appearance of the final paint layer.
Long-Lasting Protection and Durable Finish: Once cured, the primer forms a tough, resilient base that helps protect surfaces from moisture, wear, and environmental exposure. It improves the durability and lifespan of the topcoat, reducing the need for frequent repainting. Suitable for both indoor and outdoor conditions, it delivers dependable performance over time.
Versatile Use on Wood, Metal, Plaster, and Masonry: This multi-surface primer is perfectly suited for a wide range of materials including wood, metal, plaster, and masonry. Its strong adhesion and sealing properties make it an excellent choice for furniture, walls, doors, railings, and structural surfaces, offering flexibility and reliability in one convenient solution.
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8
RUSTINS WHPU500 500ml Quick Dry Primer Undercoat - Fast-Drying Paint Base for Smooth Coverage; Easy-to-Use Interior & Exterior Prep Coat for Walls, Woodwork & DIY Home Decorating
RUSTINS
Why we love it
High coverage, smooth base.
Dries quickly, finish sooner.
Versatile, multiple surface applications.
Main Highlights
High Coverage: Rustins White Primer/Undercoat provides excellent coverage, ensuring a smooth and even base for your topcoat; It effectively seals surfaces and enhances the finish
Fast Drying: This primer/undercoat dries quickly, allowing you to complete your painting projects faster; Within hours, your surfaces will be ready for the next coat
Versatile Use: Suitable for a variety of surfaces including wood and plaster; Rustins White Primer/Undercoat is perfect for interior and exterior applications; ADD TO BASKET now
Easy Application: This primer/undercoat can be easily applied with a brush, roller, or spray, ensuring a hassle-free painting experience with excellent adhesion and smooth results
Available in Various Sizes: Rustins White Primer/Undercoat is available in multiple sizes to suit different project needs, whether it's a small touch-up job or a larger painting project
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8.9
Excellent
Check Price
8.9
Excellent
RUSTINS
RUSTINS WHPU500 500ml Quick Dry Primer Undercoat - Fast-Drying Paint Base for Smooth Coverage; Easy-to-Use Interior & Exterior Prep Coat for Walls, Woodwork & DIY Home Decorating
Check Price
Show More
Why we love it
High coverage, smooth base.
Dries quickly, finish sooner.
Versatile, multiple surface applications.
Main Highlights
High Coverage: Rustins White Primer/Undercoat provides excellent coverage, ensuring a smooth and even base for your topcoat; It effectively seals surfaces and enhances the finish
Fast Drying: This primer/undercoat dries quickly, allowing you to complete your painting projects faster; Within hours, your surfaces will be ready for the next coat
Versatile Use: Suitable for a variety of surfaces including wood and plaster; Rustins White Primer/Undercoat is perfect for interior and exterior applications; ADD TO BASKET now
Easy Application: This primer/undercoat can be easily applied with a brush, roller, or spray, ensuring a hassle-free painting experience with excellent adhesion and smooth results
Available in Various Sizes: Rustins White Primer/Undercoat is available in multiple sizes to suit different project needs, whether it's a small touch-up job or a larger painting project
Show More
9
SIRAMICO COATINGS Anti-Mould Paint | 1 Litre | Superior 10 Year Anti Mould Resistant Paint for Bathrooms, Kitchens, Walls and Ceilings - Easy Brush & Roller Application
SIRAMICO COATINGS
29% Off
Limited time deal
Why we love it
Prevents mould and fungi growth.
Long-lasting wall protection guaranteed.
Easy and fast application process.
Main Highlights
MOULD & FUNGI RESISTANT - Provides resistance to mould & fungal growth in high humidity areas such as bathrooms, kitchens, walls & ceilings. Suitable for use on interior wall surfaces including brick, concrete, cement and plaster.
LONG LASTING PROTECTION - Siramico Coatings Anti Mould Paint is specially formulated to prevent mould & mildew from penetrating interior walls and ceilings for up to a decade.
READY TO USE - The Anti-Mould Paint is ready to use on interior surfaces where mould has appeared. Before painting, the surface should be dry, clean and free from grease, dirt, rust and loose or flaking material. Remove any mould with mould spray or bleach.
APPLICATION - Apply Siramico's Anti Mould Paint by brush, roller or airless spraying. The drying time is between 1-2 hours, a second coat can be applied after 3-4 hours. Coverage is up to 10 square metres per 1 litre.
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8.9
Excellent
Limited time deal
Check Price
8.9
Excellent
SIRAMICO COATINGS
SIRAMICO COATINGS Anti-Mould Paint | 1 Litre | Superior 10 Year Anti Mould Resistant Paint for Bathrooms, Kitchens, Walls and Ceilings - Easy Brush & Roller Application
29% Off
Limited time deal
Check Price
Show More
Why we love it
Prevents mould and fungi growth.
Long-lasting wall protection guaranteed.
Easy and fast application process.
Main Highlights
MOULD & FUNGI RESISTANT - Provides resistance to mould & fungal growth in high humidity areas such as bathrooms, kitchens, walls & ceilings. Suitable for use on interior wall surfaces including brick, concrete, cement and plaster.
LONG LASTING PROTECTION - Siramico Coatings Anti Mould Paint is specially formulated to prevent mould & mildew from penetrating interior walls and ceilings for up to a decade.
READY TO USE - The Anti-Mould Paint is ready to use on interior surfaces where mould has appeared. Before painting, the surface should be dry, clean and free from grease, dirt, rust and loose or flaking material. Remove any mould with mould spray or bleach.
APPLICATION - Apply Siramico's Anti Mould Paint by brush, roller or airless spraying. The drying time is between 1-2 hours, a second coat can be applied after 3-4 hours. Coverage is up to 10 square metres per 1 litre.
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10
THE ONE All-In-One Paint & Primer - White Matt, 250 ml | Multi-Surface 1 Coat Formula | Easy Indoor & Outdoor Decorating for Home & Garden Walls, Floors & Furniture | Durable, Water-Based & Low VOC
THE ONE
7% Off
Why we love it
Long-lasting coverage saves time.
Usable on multiple surfaces.
Non-toxic, advanced formula.
Main Highlights
ALL-IN-1 PAINT & PRIMER: A hardy multi-purpose and multi-surface one-coat paint and primer in one for almost any indoor or outdoor surface. A wall, ceiling, floor, skirting board, cabinet, furniture and door paint for your bathroom, kitchen, home and garden.
DURABLE & VERSATILE: A highly pigmented, thick formula available in 12 bold colours and a Matte, Satin or Gloss finish. Ideal for interior and exterior paint jobs on wood, laminate, plastic/UPVC, metal, concrete, brick, masonry, stone, glass and more.
EFFECTIVE MONEY & TIME SAVER: A quick painting solution for DIY or professional builders and painters; our luxuriously opaque formula requires just 1 coat and is fast drying for a premium finish.
ADVANCED ECO FORMULA: Our UK-made chalk paint is water-based, non-toxic, low odour, and has low VOCs for an environmentally friendly decorating choice.
EASY APPLICATION: Remove dirt with a damp cloth, wipe the surface clean and dry, sand/score the surface (optional based upon the finish required), stir to mix the colour and paint with a brush or roller.
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8.9
Excellent
Check Price
8.9
Excellent
THE ONE
THE ONE All-In-One Paint & Primer - White Matt, 250 ml | Multi-Surface 1 Coat Formula | Easy Indoor & Outdoor Decorating for Home & Garden Walls, Floors & Furniture | Durable, Water-Based & Low VOC
7% Off
Check Price
Show More
Why we love it
Long-lasting coverage saves time.
Usable on multiple surfaces.
Non-toxic, advanced formula.
Main Highlights
ALL-IN-1 PAINT & PRIMER: A hardy multi-purpose and multi-surface one-coat paint and primer in one for almost any indoor or outdoor surface. A wall, ceiling, floor, skirting board, cabinet, furniture and door paint for your bathroom, kitchen, home and garden.
DURABLE & VERSATILE: A highly pigmented, thick formula available in 12 bold colours and a Matte, Satin or Gloss finish. Ideal for interior and exterior paint jobs on wood, laminate, plastic/UPVC, metal, concrete, brick, masonry, stone, glass and more.
EFFECTIVE MONEY & TIME SAVER: A quick painting solution for DIY or professional builders and painters; our luxuriously opaque formula requires just 1 coat and is fast drying for a premium finish.
ADVANCED ECO FORMULA: Our UK-made chalk paint is water-based, non-toxic, low odour, and has low VOCs for an environmentally friendly decorating choice.
EASY APPLICATION: Remove dirt with a damp cloth, wipe the surface clean and dry, sand/score the surface (optional based upon the finish required), stir to mix the colour and paint with a brush or roller.
Show More
