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Patio Magic! Concentrate Review: Restore patios, paths and driveways

Patio Magic! 16491 Concentrate: Ideal for Patios, Paths and Driveways (Kills Algae and Lichens), 2.5 Litres
Patio Magic! 16491 Concentrate: Ideal for Patios, Paths and Driveways (Kills Algae and Lichens), 2.5 Litres
4.8
[Mould and Algae Killer]  Eliminates green mould, algae and moss within 2–4 days.
[Pre-Paint Fungicidal Wash]  Use as a pre-paint fungicidal wash to prevent regrowth.
[Biodegradable Formula]  Eco-friendly cleaner for patios, fencing, driveways and hard surfaces.
[Long-Lasting Protection]  Acts within days and provides surface protection lasting months.
[Generous 2.5L Size]  2.5 liter concentrate treats large outdoor and indoor hard areas.
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Outdoor and hard-surface cleaner, Patio Magic! Concentrate, removes mould, algae and moss from patios, paths and driveways. Cleaner surfaces help outdoor spaces look ready for gatherings and reduce time spent scrubbing. Is the 2.5-litre concentrate the right option for routine upkeep?

⚡ At a Glance
  • Cleaning Power: Eliminates green mould, algae and lichens and loosens surface grime within days
  • Best for: Hard surfaces such as patios, driveways, paths and fencing, indoors and outdoors
  • Not ideal for: Soft landscaping, turf or delicate painted surfaces without prior testing

Liquid concentrate kills mould, algae and moss on hard surfaces and can be used as a pre-paint fungicidal wash. Biodegradable formulation delivers visible results in 2–4 days and continued gentle cleaning over the following weeks.


Rapid mould and algae removal – thanks to concentrated liquid formula

Concentrated liquid is applied to affected areas and begins killing green mould within 2–4 days, while residues help clear exposed surfaces over subsequent weeks.

Visible reduction of green growth within days reduces the need for aggressive scrubbing. Suitable action for both indoor and outdoor hard surfaces.

Long-lasting cleanliness – with residual action that lasts months

Manufacturer notes that treated areas remain cleaner for months after application, indicating residual activity beyond the initial kill period.

Less frequent re-treatment needed for seasonal maintenance, helping keep paved areas looking tidy for longer.

Pre-paint preparation – with fungicidal wash capability

Labelled use as a pre-paint fungicidal wash allows application prior to decorating to reduce biological contamination on hard substrates.

Preparing patios or fencing before painting reduces the risk of visible mould beneath new coatings and supports a cleaner finish.

✨ The 4 Key Reasons for Patio Magic! Concentrate
  1. Biodegradable formula - Reduces environmental impact while effectively treating hard surfaces
  2. Pre-paint fungicidal wash - Helps prepare surfaces for painting, removing growth beforehand
  3. Indoor and outdoor use - Safe for hard surfaces both indoors and outdoors
  4. 2.5-litre concentrate - Supplies enough solution for routine maintenance of paved areas
📋 Technical Details at a Glance
  • Category: Lawn & Patio
  • Brand: Patio Magic!
  • Capacity: 2.5 litres
  • Formulation: Liquid concentrate
  • Targets: Mould, algae, moss, lichens
❓ Frequently Asked Questions

Q: Can Patio Magic! Concentrate be used indoors?

A: Yes. Manufacturer information specifies safe use on hard surfaces both indoor and outdoor.

Q: How quickly will I see results?

A: Green mould is reported to die back in 2–4 days, with exposed surfaces continuing to clear over the following weeks.

Q: Can it be used before painting?

A: Yes. The concentrate can be used as a pre-paint fungicidal wash to treat hard surfaces prior to decorating.

🏆 Our Verdict

Ideal for homeowners and gardeners who need a concentrated treatment to remove mould, algae and moss from hard outdoor surfaces. Concentrated, biodegradable formula with visible results in days and ongoing surface cleaning over weeks makes it useful for seasonal upkeep and pre-paint preparation. While household budgets differ, the long-lasting effect reduces treatment frequency and delivers practical value over time.