10 Best Wet And Forget Patio Cleaner for 2026
List of Top Rated Wet And Forget Patio Cleaner from thousands of customer reviews & feedback.
Updated On August 2026 2765 Reviews Studied By Customer Ratings
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Wet & Forget - Moss Mould Lichen & Algae Remover (5 Litre)
Wet & Forget
- Non-caustic, Non-acidic, Contains no bleach, No shelf life and is Biodegradable, PH8 (Pure water is PH7)
- Mix 1 part Wet & Forget with 5 parts water in a garden sprayer then 'Wet & Forget'
- One 5L bottle makes 30L of product. Covers 100-300m2 depending on porosity of surface!
- It's easy, no scrubbing, rinsing or water blasting required.
- Just Wet the Area & Forget it
2 
ULTIMA-PLUS XP Patio Cleaner 5 Litres Super Concentrate for Patios, Fencing, Decking and More
ULTIMA-PLUS XP
- ✓ SUPER CONCENTRATE: The most powerful and concentrated patio cleaner on the market. One 5L bottle makes a minimum of 50L of solution covering a HUGE 400m² area. It can also be diluted to make up to 95L of solution! Ultima-Plus XP contains 100% more active ingredient than other brands! Once treated results will show in 2-3 days.
- ✓ AMAZING DILUTION RATE: Our super concentrated formula means you only need 1L of solution per 9L of water. Apply in dry conditions and avoid applying when rain is forecast within 8 hours. In summer apply late afternoon / early evening (when sunlight is less intense). TIP: The less dilution the quicker the results.
- ✓ SUITABLE FOR ALL HARD SURFACES: Perfect for use on patios, decking, fencing, paths, driveways, roofs, sheds, greenhouses, garden statues, terracotta pots, UPVC windows, boats, caravans, motor homes and ALL outdoor hard surfaces!
- ✓ PREVENTS REGROWTH: Penetrates your outdoor surfaces creating an invisible barrier which will help to prevent re-growth for up to 6 MONTHS!
- ✓ 100% SAFE: Biodegradable. pH8. Non-caustic, no acid, no bleach and is totally safe for use around children & pets once the area has dried.
3 
Sika Mould Buster Concentrated - Removes Algae, Mould and Green Growth from Paths, Patios and Driveways, 5 Litre
SIKA
- No scrubbing or pressure washing required
- Biodegradable – no bleaches or acids
- Helps protect against early regrowth
4 
Wet and Forget Moss, Mold, Mildew & Algae Stain Remover, 1 Gallon Concentrate Make 6 Gallons - 4 Pack
Wet & Forget
- Spray & Leave Formula
- No Scrubbing, No Rinsing and No Pressure Washing
- Safe for use on virtually any outdoor surface
- Works with the wind and rain to gently remove stains over time.
- Surfaces stay clean for 1+ years in most cases
5 
Pro-Kleen Patio Cleaner Simply Spray and Walk Away Green Mould and Algae Killer for Patios, Fencing and Decking 5 Litre...
Pro-Kleen
- Simply Spray & Walk Away by Pro-Kleen is a super powerful outdoor green mould and algae removing solution – the intense cleaning fluid revives your patio, decking, fencing, outdoor furniture, and so much more and is safe for children and pets once dry!
- With more active ingredient than most other outdoor cleaning fluids, Simply Spray & Walk Away really is the better way to clean and revive your outdoor area (with hardly any effort required at all)! This concentrated patio cleaner fluid is all you need to keep your garden looking clean all year round and 5 litres of solution makes up to 25 LITRES!
- Safe for use on all outdoor hard surfaces including driveways, patios, fencing, roofs, uPVC windows, boats, caravans, motor homes, sheds, decking, and anywhere green mould and algae forms. You’ll see results in a few days that last for months.
- Item package may slightly vary
- No pressure washer needed ✓ Super concentrate ✓ Non-acidic ✓ Non caustic ✓ No bleach ✓ No shelf life ✓ Biodegradable pH8 ✓ Children and pet safe once dry ✓
6 
Wet and Forget Shower
Wet & Forget
- Spraying once a week gives 12 Weeks Cleaning Power!
- Spray after showering. 8 hours later, rinse and watch the dirt and grime go down the drain.
- Spray once a week to clean and prevent the build-up of soap scum, grime, oils, mould & mildew stains.
7 
Wet & Forget 2+2 Litre Mould, Lichen and Algae Remover
Wet and Forget
- Non-caustic, Non-acidic, Contains no bleach! (No shelf life), Biodegradable PH8 (Water PH7) Just mix 1 part Wet & Forget with 5 parts water in a garden sprayer. Covers up to 240m2 depending on porosity of surface! It's Easy! No scrubbing, rinsing or water blasting required! Just Wet the Area & Forget it!
8 
Patio Magic! 016492 Concentrate Ideal for Patios, Paths & Driveways (Kills Algae, Moss & Lichens), 5 liters
Patio Magic!
- Use on outdoor hard surface
- No need for scrubbing and pressure washing
- Visible results in 2-4 days
- Biodegradable and children and pets need not be excluded from treated areas once dry
9 
Wet & Forget - Moss Mould Lichen & Algae Remover (2 Litre)
Wet & Forget
- Non-caustic, Non-acidic, Contains no bleach, No shelf life and is Biodegradable, PH8 (Pure water is PH7)
- Mix 1 part Wet & Forget with 5 parts water in a garden sprayer then 'Wet & Forget'
- One 2L bottle makes 12L of product. Covers 40-120m2 depending on porosity of surface!
- It's easy, no scrubbing, rinsing or water blasting required.
- Just Wet the Area & Forget it
10 
Wet and Forget PLUS Thrust One Sprayer
Wet & Forget
- Great Deal, High Quality Sprayer
- Just mix 1 part Wet & Forget with 5 parts water in a garden sprayer then 'Wet & Forget'
- One 5lt bottle makes 30lts of product! Covers 100-300m2 depending on perosity of surface!
