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10 bestDecking Cleanersof May 2025

112M consumers helped this year.

37% off

1

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 5 Litre

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 5 Litre

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 5 Litre

Wet & Forget

9.7

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20% off

2

Simple Solution Patio & Decking Pet Stain and Odour Remover, Enzymatic Cleaner with Pro-Bacteria Cleaning Power - 4 Litre

Simple Solution Patio & Decking Pet Stain and Odour Remover, Enzymatic Cleaner with Pro-Bacteria Cleaning Power - 4 Litre

Simple Solution Patio & Decking Pet Stain and Odour Remover, Enzymatic Cleaner with Pro-Bacteria Cleaning Power - 4 Litre

Simple Solution

9.4

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3

Wet & Forget Rapid Application Mould Lichen and Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 2 Litre

Wet & Forget Rapid Application Mould Lichen and Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 2 Litre

Wet & Forget Rapid Application Mould Lichen and Algae Remover, Outdoor Cleaning Solution, Black Mould Remover, Bleach Free, 2 Litre

Wet & Forget

9.1

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17% off

4

Pro-Kleen MY16 Patio Cleaner Simply Spray and Walk Away Green Mould and Algae Killer for Patios, Fencing and Decking 5 Litre Concentrate (Makes 25 litres)

Pro-Kleen MY16 Patio Cleaner Simply Spray and Walk Away Green Mould and Algae Killer for Patios, Fencing and Decking 5 Litre Concentrate (Makes 25 litres)

Pro-Kleen MY16 Patio Cleaner Simply Spray and Walk Away Green Mould and Algae Killer for Patios, Fencing and Decking 5 Litre Concentrate (Makes 25 litres)

Pro-Kleen

8.8

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15% off

5

Decking Cleaner 5L - Quick Acting Formula That Cleans and Revives Weathered Decking by Furniture Clinic – Removes Algae & Moss – No Scrubbing Required

Decking Cleaner 5L - Quick Acting Formula That Cleans and Revives Weathered Decking by Furniture Clinic – Removes Algae & Moss – No Scrubbing Required

Decking Cleaner 5L - Quick Acting Formula That Cleans and Revives Weathered Decking by Furniture Clinic – Removes Algae & Moss – No Scrubbing Required

Furniture Clinic

8.5

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OtherRelated productsUp to 35% off

Pro-Kleen 260735 Ready to Use Simply Spray & Walk Away Green Mould and Algae Remover (1 x 5 litres) Patio, Fencing and Decking Cleaner, Multi

Pro-Kleen 260735 Ready to Use Simply Spray & Walk Away Green Mould and Algae Remover (1 x 5 litres) Patio, Fencing and Decking Cleaner, Multi

ProDec PBWD002 7 inch High Capacity Block Decking Brush for Fast, Efficient Application of Woodstains, Oils, Decking Paints, 7" 175mm, Beige & Ronseal DC Decking Cleaner 5 Litre

ProDec PBWD002 7 inch High Capacity Block Decking Brush for Fast, Efficient Application of Woodstains, Oils, Decking Paints, 7" 175mm, Beige & Ronseal DC Decking Cleaner 5 Litre

Pro-Kleen Simply Spray & Walk Away Concentrate Patio - Fencing - Decking - Green Mould and Algae Killer (20L Simply Spray)

Pro-Kleen Simply Spray & Walk Away Concentrate Patio - Fencing - Decking - Green Mould and Algae Killer (20L Simply Spray)

Wet & Walk Away Organic Moss & Algae Remover, Patio Cleaner, Mould, Lichen Remover, Outdoor Cleaning, Moss Killer, Pet Friendly, Environmentally Friendly, Decking Cleaner, 5 Litre Concentrate

Wet & Walk Away Organic Moss & Algae Remover, Patio Cleaner, Mould, Lichen Remover, Outdoor Cleaning, Moss Killer, Pet Friendly, Environmentally Friendly, Decking Cleaner, 5 Litre Concentrate

6

5 Litre Concentrate Spray & Leave Cleaner - Patio Fencing Decking - Green Mould & Algae Killer

5 Litre Concentrate Spray & Leave Cleaner - Patio Fencing Decking - Green Mould & Algae Killer

5 Litre Concentrate Spray & Leave Cleaner - Patio Fencing Decking - Green Mould & Algae Killer

Jarder

8.2

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7

Jarder Spray & Leave 4 x 5 Litre Concentrate Cleaner - Patio Fencing Decking - Green Mould & Algae Killer (20L)

Jarder Spray & Leave 4 x 5 Litre Concentrate Cleaner - Patio Fencing Decking - Green Mould & Algae Killer (20L)

Jarder Spray & Leave 4 x 5 Litre Concentrate Cleaner - Patio Fencing Decking - Green Mould & Algae Killer (20L)

Jarder

7.9

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47% off

8

Ronseal DC Decking Cleaner 5 Litre

Ronseal DC Decking Cleaner 5 Litre

Ronseal DC Decking Cleaner 5 Litre

Ronseal

7.6

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9

Rustins Composite Decking Cleaner - Effective Mold and Mildew Remover | Deep Cleaning Solution for Decks, Patios, and Outdoor Spaces 4 litre

Rustins Composite Decking Cleaner - Effective Mold and Mildew Remover | Deep Cleaning Solution for Decks, Patios, and Outdoor Spaces 4 litre

Rustins Composite Decking Cleaner - Effective Mold and Mildew Remover | Deep Cleaning Solution for Decks, Patios, and Outdoor Spaces 4 litre

RUSTINS

7.3

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8% off

10

Pro-Kleen Patio & Driveway Cleaner (20L) - Removes Black Stains, Dirt and Grime - Powerful Liquid Cleaning Solution - Use on Patios, Driveways, Block Paving & more

Pro-Kleen Patio & Driveway Cleaner (20L) - Removes Black Stains, Dirt and Grime - Powerful Liquid Cleaning Solution - Use on Patios, Driveways, Block Paving & more

Pro-Kleen Patio & Driveway Cleaner (20L) - Removes Black Stains, Dirt and Grime - Powerful Liquid Cleaning Solution - Use on Patios, Driveways, Block Paving & more

Pro-Kleen

7.0

Buy it on Amazon