10 bestDecking Cleanersof September 2025
112M consumers helped this year.
18% off
1

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

9.7
6% off
2

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

9.4
19% off
3

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

9.2
4

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

8.9
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
Gro Garden Products

8.6
OtherUp to 38% off
6

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

8.3
15% off
7

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

8.1
8

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

7.8
9

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

7.5
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

7.2

Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy