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5 Best Paint Additives of 2026

Last Updated - 03/04/2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dryzone

4 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 20L of Emulsion, Vinyl, Silk or Matt Paint (4)

Dryzone

£34.99

More Details
Main highlights
- Lasts for up to 5 years: prevents the recurrence of black mould
- Easy to use and cost effective
- Compatible with all types of paint (emulsion, vinyl, silk or matt)
- Compatible with all known paint finishes
- Adds mould-resistance to paints, wallpaper pastes and grouts
£34.99
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dryzone

4 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 20L of Emulsion, Vinyl, Silk or Matt Paint (4)

Dryzone

£34.99

More Details
Main highlights
- Lasts for up to 5 years: prevents the recurrence of black mould
- Easy to use and cost effective
- Compatible with all types of paint (emulsion, vinyl, silk or matt)
- Compatible with all known paint finishes
- Adds mould-resistance to paints, wallpaper pastes and grouts
£34.99
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dryzone

2 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 10L of Emulsion, Vinyl, Silk or Matt Paint (2)

Dryzone

£20.99

More Details
Main highlights
- Lasts for up to 5 years: prevents the recurrence of black mould
- Easy to use and cost effective
- Compatible with all types of paint (emulsion, vinyl, silk or matt)
- Compatible with all known paint finishes
- Adds mould-resistance to paints, wallpaper pastes and grouts
£20.99
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dryzone

2 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 10L of Emulsion, Vinyl, Silk or Matt Paint (2)

Dryzone

£20.99

More Details
Main highlights
- Lasts for up to 5 years: prevents the recurrence of black mould
- Easy to use and cost effective
- Compatible with all types of paint (emulsion, vinyl, silk or matt)
- Compatible with all known paint finishes
- Adds mould-resistance to paints, wallpaper pastes and grouts
£20.99
5
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Thermilate Technology

Thermalmix - Insulating Paint Additive

Thermilate Technology

£20.95

£22.95
(9% Off)

More Details
Main highlights
- 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.
- 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.
- 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.
- ECO-FRIENDLY & LOW COST – Environmentally responsible additive that lowers your carbon footprint while delivering cost-efficient insulation performance without harmful chemicals or odours.
- 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.
- 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.
- ANTI-CONDENSATION & MOULD RESISTANT – Prevents moisture build-up and condensation, protecting painted surfaces from damp, blistering, and mould growth in kitchens, bathrooms, and basements.
£20.95
£22.95 (9% Off)

5 Best Paint Additives of 2026

4 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 20L of Emulsion, Vinyl, Silk or Matt Paint (4)

4 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 20L of Emulsion, Vinyl, Silk or Matt Paint (4)

2 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 10L of Emulsion, Vinyl, Silk or Matt Paint (2)

2 x Dryzone Anti-Mould Additive 100ml Concentrate to Make 10L of Emulsion, Vinyl, Silk or Matt Paint (2)

Thermalmix - Insulating Paint Additive

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