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10 bestDecking Cleanersof September 2025

112M consumers helped this year.

20% off

1

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 5L

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 5L

Wet & Forget Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 5L

Wet & Forget

9.8

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2

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

9.6

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5% off

3

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

9.3

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4

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

9.0

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14% off

5

Wet & Walk Away Concentrate - Organic Moss & Algae Remover for Garden Spaces – Brighten and Clean Your Patio, Indian Sandstone, Driveway, Decking, Astroturf and Bricks – Covers up to 300m² – 5 Litres

Wet & Walk Away Concentrate - Organic Moss & Algae Remover for Garden Spaces – Brighten and Clean Your Patio, Indian Sandstone, Driveway, Decking, Astroturf and Bricks – Covers up to 300m² – 5 Litres

Wet & Walk Away Concentrate - Organic Moss & Algae Remover for Garden Spaces – Brighten and Clean Your Patio, Indian Sandstone, Driveway, Decking, Astroturf and Bricks – Covers up to 300m² – 5 Litres

Gro Garden Products

8.7

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OtherRelated products

Roxil 100 Green Mould, Algae & Lichen Killer - 5L - Restore the appearance of your Patio, Deck, Fence or Paving

Roxil 100 Green Mould, Algae & Lichen Killer - 5L - Restore the appearance of your Patio, Deck, Fence or Paving

Ronseal DC Decking Cleaner 5 Litre

Ronseal DC Decking Cleaner 5 Litre

SmartSeal Deck Cleaner - Powerful And Efficient Composite Decking Cleaner & Fence Cleaner- No Pressure Washing - Concentrated Formula Decking Cleaner for Wood - Removes Algae & Moss Easily! (5 Litre)

SmartSeal Deck Cleaner - Powerful And Efficient Composite Decking Cleaner & Fence Cleaner- No Pressure Washing - Concentrated Formula Decking Cleaner for Wood - Removes Algae & Moss Easily! (5 Litre)

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

6

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

8.4

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6% off

7

Wet & Forget Rapid Application, Ready-to-Use Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 2L

Wet & Forget Rapid Application, Ready-to-Use Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 2L

Wet & Forget Rapid Application, Ready-to-Use Mould, Lichen & Algae Remover, Outdoor Patio Cleaner, Black Spot Remover, Bleach Free, 2L

Wet & Forget

8.2

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8

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)

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

Pro-Kleen

7.9

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23% off

9

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

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

7.6

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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

7.3

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