I prefer Patio Magic as I don’t mind waiting for the dead matter to decay away naturally, and I know if I put it down once a year in the spring, that will be enough to remove and prevent lichens, algae, moss, mould etc. If you want to seal your patio, you’ll need to power wash it first to completely remove any contaminants before the sealer is applied.

Benzalkonium chloride. Use biocides safely. Always read the label and product information before use Treat with a weed killer and/or a moss killer product (make sure they are allowed to dry before re-applying), ensuring the products soak into the patio and any gaps between the slabs. Another option is to use a stiff broom and washing up liquid as this acts as a degreaser, removing pollution from the surface.Patio Magic kills and controls green mould and algae and is a dynamic algaecidal detergent which works without the need for manual scrubbing or pressure-washing A5: Protection can last for about 6-9 months after the first treatment, subsequent treatments can help extend the length of protection. Areas permanently in the shade, or prone to collecting water will have a reduced period of prevention. If you need instant results, forget Patio Magic, you’ll need a far more aggressive cleaning chemical instead. Some products may be delivered straight to your door from one of our suppliers and these products will be labelled within the product description. Coverage: Horizontal and/or rough surfaces: about 3-4 m2 per litre of dilute, Vertical and/or smooth surfaces: about 7+m2 per litre of dilute

Long lasting, anti-bacterial disinfectant for the easy treatment, removal and prevention of green mould and algae on hard surfaces. A4: The primary function of Patio Magic! products is to kill green mould and algae and lichens you will normally see the results of this within 2-4 days. Some lichens can be very hardy and results may take longer. All you have to do is dilute (in a watering can or low-pressure garden sprayer), apply thoroughly on the affected surface and walk away with no need for scrubbing, pressure washing or any hard work! Simply pour some diluted solution into a watering can or low-pressure sprayer and apply to the affected surface.I followed the instructions exactly and after 48 hours, I can’t see any change in the appearance of my patio. This is a great cleaner that will effortlessly kill and control green mould and other algae on all of your outdoor surfaces so that you'll be ready to receive visitors! of reviewers gave Patio Magic a 4 or 5 stars rating. This is very high compared to alternative products. As you can see from the before and after photos, Patio Magic does work, but only if you’re very patient.

I’m not exaggerating when I claim that you can quite literally watch the organic matter dissolve off your patio. It works by killing mould, algae, mildew and moss within typically 2-3 days, has a secondary slow-acting cleaning effect on many surfaces, and normally helps to prevent re-growth for many months The ready-to-use version doesn’t go very far and costs much more per square metre but has the advantage that you don’t need to mix it with water. If your patio is in a very shaded and damp garden, I suggest you reapply Patio Magic once a year. If it’s in a sunny spot, apply between once a year and once every two years. The video below was published by Dirty Drive-Away and contains everything you need to know about this product.Antibacterial - This patio cleaner does the job effortlessly with no need for any bleach or acids which is great for if you have children or pets.