Personally, I didnt do this, I just applied it twice over a 4 hour period and it did just the job on the worst areas, and these were actually paving slabs at a local garden centre. Patio detergents with sodium hydroxide are usually too strong for most uncoated surfaces. The first picture is before any of the cleaning solution was added, and you can see he has lots of moss between the flags, green algae over much of the patio and black mould too. This 5-litre patio cleaner is eco-friendly and can be absorbed into the soil without any harm. First off, its a little more work to apply compared to my Runner-up, the Ultima plus XP (which is also more environmentally friendly). It works well when applied by hand, but its also very effective when used with a pressure washer often more so than the manufacturers detergent. If youve only got a small patio or decking, why grab a sledgehammer to crack the walnut? Well, except for on lichens. The only difference is how much patio cleaner you can get from one bottle. Sodium hypochlorite is frequently used as a disinfectant or a bleaching agent.

With the right dilution ratio of water and cleaner concentrate, you can cover up to 240m2 of ground. To treat, simply apply a solution and leave to work. You simply dilute it with equal parts water, apply to wet surface, leave it for at least an hour (keeping it wet) then wash away with a hose or pressure washer. I usually do the resin drive with my Karcher K5 Pressure washer, this is something I have also reviewed here but using this patio cleaner was much easier and faster. I cant stress how impressed I have been with the Smartseal Patio cleaner and the results it gives. READ NEXT: The best leaf blowers to keep your garden leaf-free. The 5-litre container treats around 100-300m2 of patio surface, depending on the volume and age of the stains you have. zep The patio and paths have come up a treat. Last update on 2022-07-28 / Affiliate links / Images from Amazon Product Advertising API, Welcome to my site, my name is John and I have been lucky enough to work in horticultural nurseries for over 15 years in the UK. While the effect varies, you might find that, for the first day or two, nothing much seems to have changed. The Jarder Spray & Leave Cleaner is environmentally friendly and yields quick results. I have since treated it again to see if it improves or perhaps it just needs more time to work so I will report back soon! In cases of light growth, you can dilute the concentrate up to 9 times. This biodegradable, non-caustic patio cleaner can be used on all hard surfaces, even garden furniture, sheds and fences which I really like about it, you can clean everything at once wood included. On days that you are away from the property, this is especially useful. Some chemicals may be harmful to your skin too, especially if it is sensitive. But bear in mind that stubborn stains or lichen may need more than one application of these cleaners to remove them and prevent them.

You can spray the entire surface with water using a garden hose sprayer, then dissolve 75ml of washing soda in a gallon of hot water and scrub the surface with a brush soaked in the solution, re-dipping as required. As with many other patio cleaners, this Patio Magic! The Ultima-Plus XP Moss, Mould & Algae Killer is a highly concentrated cleaner that gets rid of all the unwanted algae, moss, mould and even kill moss. Algae - is a green film or powdery layer found on paving stones and stonework. When cold wet weather rolls in for an extended period, it tends to hit them with a nice layer of green algae, while black mould spots, moss, mildew, plant debris and dirt can all make your decking look dreadful or your patio seem past its prime. Its the most effective way of applying it compared to using a watering can (which is the second option) because they can be so wasteful and you wont achieve the same coverage that you get using a sprayer. However, not all patio cleaners come packed with harmful chemicals. We review an attachment for a pressure washer thats especially designed to clean a patio. It is recommended that you use gloves if you have very sensitive skin but I would strongly advise that you wear gloves anyway as I do. Spray area and walk away couldnt be easier to use. Expect to see results in only 2-3 days depending on the level of growth of moss, mould, algae and lichen you have. This patio cleaner is a highly concentrated cleaner that works on natural stone, paving slabs, crazy paving and paving block floors. It has problems with accumulated years of algae and mould but handles thin layers of growth well. This is the pressure washer to buy. The only downside to this, when compared to the Xtreme patio cleaner I have tested above, is that it takes around 5-7 days to see the results. When diluted, one bottle covers an area of 170m2. Limate - the best brick and patio cleaner is a powerful acidic cleaner and descaler containing special additives to boost formulas action and penetration. This is a patio cleaner that cleans deep and stubborn stains and all kinds of unwanted plants. Once applied, itll clean and protect your wood or stonework for a year or more. And while it seems expensive for what it is, the 5L of concentrate makes 30L of spray, so you wont need any more for a while unless youve got palatial gardens. It has a rotating power spray jet that is much faster than a lance-type pressure washer attachments. This slow method of killing off mould and algae is simple and attainable. Key specs Quantity: 4 litres; Can you use it without a pressure washer: Yes (up to a point). So, the first step in using the Smartseal cleaner is to decide how you want to dilute it. The majority of patio cleaners that you apply by hand need to be diluted, and the mix is either applied from a bucket or watering can then brushed over the surface, or sprayed on using a garden sprayer. The best corded and cordless vacuum cleaners you can buy, The best walking shoes for men and women in 2022, The best indoor and outdoor home security cameras, Best webcam: HD and 4K cams from just 30, Eufy Video Doorbell: The king of the chimes, DreamCloud Luxury Hybrid mattress review: Save a huge 45%, Tenda Nova MW3 review: Cheap and cheerful mesh Wi-Fi, Eufy SoloCam E40: The security camera you should buy now, Best paddling pool: Our guide to the finest inflatables, The best robot lawn mowers to cut the grass for you, The best Wi-Fi extenders to buy from 35. Yes, but both of them require a decent application of elbow grease. So as mentioned, once you have mixed it you simply spray on it, ideally with a sprayer as I am doing above, and thats it. Sodium hypochlorite dilution for cleaning patios? Next, I watered the area down to make sure it was damp, you may want to sweep any dirt or debris from the area first though. Behind this site is an actual real person who has worked and has experience with the types of products we review as well as years of knowledge on the topics we cover from actual experience. What I do like about the ULTIMA-PLUS XP solution is that it contains no acids or bleach but still remains effective in exterminating extra growth. For effective treatment ensure that the chlorine levels of the water are a level of 2-3mg/l (ppm). I now work full time on this website where I review the very best gardening products and tools and write reliable gardening guides. Key specs - Quantity: 5 litres; Can you use it without a pressure washer: Yes. Cleaned the patio very quickly, with not to much effort.. Though you may need to apply it a second time on really badly stained surfaces. The patio cleaner is neither acidic nor caustic so your surface tops are protected from damage, as is your skin and clothing. When using the sodium hypochlorite as a solution for weed control, pay additional care to the joints to ensure success. Read next: Best patio sealers for protecting your patio, paths and driveways, Need to give your patio a refresh and apply new grout? Theres a patio cleaner in our review for you, no matter how bad your patio looks at the moment. The levels must be maintained above 1.5mg/l (ppm) as a minimum. Brilliant! Something else I have noticed about this product is that the treated areas stay moss and algae free for around 9 months, sometimes as long as 12 months so it has long-lasting effects. 6 Best Garden Awnings, which model should you buy? My Best Pick of patio cleaners has to be the Smartseal Xtreme Patio Cleaner. Once I brushed the solution in, I left the treated area for around 1-2 hours, I think in the example below, I left it for one and half hours but the longer the better has been my experience. And none even come close to how quickly you can have your patio looking like new. Sodium hypochlorite is practically and chemically distinct from chlorine. This cleaner is biodegradable and has a PH of 7 which is stable enough not to harm your skin or the patio surface. So first I mixed 1 part water and 1 part concentrate (1:1 solution) using a 1 litre jug. With the pressure washer detergents, you simply follow the instructions and add the detergent through a spray lance or a feed on the washer itself. Sodium Hypochlorite 15% is used for the routine control of bacteria and algae in swimming pools. Cleans most hard surfaces including sandstone and brick surfaces so all your patio surfaces will look better. The company does a very good Stone and Wood Cleaner as its entry-level, basic detergent for cleaning patios, but its the Stone Plague Cleaner that really won us over, cleaning any plague off stones, tiles and concrete including black spot that stays stubbornly there even after a jetwash. Even so, it offers great value for good protection. It works great on green algae but struggles with black algae and you will need some manual scrubbing to remove that. It does have its limitations as exceptionally dirty patios will probably need something more powerful or at the very least a jet wash both before and after use of the product. Key specs Quantity: 5 litres; Can you use it without a pressure washer: Yes. Employing the spray and leave it method means little maintenance is required to get rid of your algae and moss and prevent their regrowth. When using chemicals, protective clothing such as gloves, goggles, boots and overalls should be worn. We like that it continues working for up to 12 months to keep the moss and algae away. Once it is applied and the cleaner dries, the biodegradable material is safe to be around pets and humans. Next, I simply washed it down with a hosepipe. Nilfisk is unique as a pressure washer manufacturer in offering such a wide range of detergents and while theyre designed to be used with Nilfisk pressure washers (which are up there with Krchers in terms of quality), you can (subject to warranty conditions) use them with some other brands. Type above and press Enter to search. Now it didnt have any negative effects when I used it on my resin drive but I would test it out on a small part first because it doesnt mention using it for resin driveways on the container. Plus, you get lots of foam very reassuring. Spruce up the grounds around your home this Spring and make your home the envy of your neighbours. One of our favourite alternatives to using a patio cleaner is the non-detergent patio cleaner, the Karcher T 7 Plus Patio Cleaner. It may be more expensive than some of the alternatives but none are as effective at cleaning hard surfaces. I have been using Algon for years and we use it at my familys garden centre every year on the gravel paths to control moss and algae and it works amazingly well. Its not as concentrated as some, so five litres might not go as far as you think, but it gets rid of one of the main culprits of dirty patios exceptionally well. I wanted to do further testing on this product, so I also sprayed my brothers patio. All personal protective equipment must be used when handling this product. I even tried it on a small area of my resin driveway and the image below is after only around 4-5 minutes. By using biodegradable patio cleaners, you effectively clean your patio without too much harm to your garden and your loved ones. 16492 Concentrate: Ideal for Patios, Paths and Driveways (Kills Algae and Lichens), 5 Litres, Krcher 62957650 3-in-1 Stone Plug and Clean - Black, SmartSeal Patio Clean Xtreme Powerful, Highly Concentrated Patio Cleaner & Black Mould Spot Remover- for Natural Stone, Concrete, Paving Slabs, Indian Sandstone & Limestone (5 Litre), Jeyes 4-in-1 Patio and Decking Power, Outdoor Cleaner for Patios, Paths, Driveways, Stone & Concrete, 4 Litres, Wet & Forget - Mould Lichen & Algae Remover (5 Litre), Nilfisk 140 Dynamic 140 Pressure Washer/Patio Cleaner, our full list of the best pressure washers, Best patio cleaner 2022: Give your patio, decking and paving the summer clean it needs. If you require technical assistance, or information about our products, please contact our dedicated technical support team on: +44 (0) 1704 894808 or complete our Technical Support form. However, for everyone else, I think this is the best patio cleaner currently available.

Within minutes you will begin to see the results. Patios and decking give us a useful outdoor space for relaxing and socialising, but without a good patio cleaner its not always easy to keep them looking great. The process is quick and easy.

The Ultima-Plus XP Moss, Mould & Algae Killer is a safer choice than some other patio cleaners (including my best pick) if you have pets and young children who wont stay out of the garden for long enough when youre trying to make your patio look more respectable. Your pressure washer manufacturer may recommend specific brands or types of detergents most usually their own and the manual may have advice on what to use and how to add it. You can use this cleaner on other hard surfaces, even your roof can benefit from a cleaning. Packaging may be 4 x 5 Litre depending on stocking level. I give it a 10/10. 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May take 2 or 3 applications for the most stubborn stains. Sodium Hypochlorite patio cleaneris the quick and easy long term solution to cleaning and removing moss, Chemiphase - Industrial Chemicals, Hand Sanitisers & Pool Chemicals. Black spots are those nasty black marks that can colonise on stonework after around three years. The Smartseal Patio Clean Xtreme is a professional-grade cleaning product that will bring your patio up like new. Carriage to a UK Mainland address and VAT is already included in the price. It is also friendly to the environment due to its biodegradable characteristics. You dont need to worry about it harming natural stone and it slows down regrowth. I like that its is biodegradable, non-caustic and therefore safe to use all around. Theres no detergent foam sprayer included, but it does have a little tube that sits inside a bottle of detergent and sucks the stuff up, which is great as long as you can avoid knocking over the bottle while youre cleaning. We review several mix, spray and walk away brands that are the easiest to use and require the least effort. Once its dried, it is broken down naturally in the soil so it doesnt harm the environment. Lichen - commonly grows on timber structures and paving stones. We suggest only using a deep patio cleaner when you really have to. We found it worked quickly on moss and mould and left a really clean look, as well as making it smell nice. Of course, there are extra tools if you want them, and we also tested the K4 with the Power Control car and home kit, which comes with the standard Power Control Vario and Dirt Blaster lances, plus a rotating car brush and a foam jet nozzle. So the results were good on green mould on algae so I tried it on black mould on paving slabs that were heavily soiled. I look at the pros and cons of each cleaner I review, such as does it need brushing in? TarSolve tar removereffectively, safely and completely removes Naocl Sodium Hypochlorite 15% Grade - 32 x 25 Litres (800 Litres) On the downside, that heavyweight power comes with, well, a heavyweight washer; one that gets pretty tiring to use over longer periods. The 5 Litre Concentrate Jarder Spray & Leave Cleaner is another spray and walk away patio cleaner. The good news is that we did find patio cleaners that were suitable for all surfaces which makes it much easier to choose just the right patio cleaner. Obviously, the higher the concentration, the more effective the solution will be at cleaning. Its robust, well-made, easy to set up and fast, Most importantly, it has enough force to shift almost anything. Whether youve got a patio, decking or tarmac or a mixture of all three this machine with 5.5m hose is a great all-rounder that we found also got cars and garden furniture looking as good as new. When using flammable materials; cigarettes, naked flames and other sources of ignition should be carefully controlled. Its a little more expensive (at the time of writing) than our Best Pick. After a couple of days, to which you can see in the picture below, that the moss between the flags is dead and the green algae is gone. No rinsing or brushing in either, just applied with a sprayer and walked away. All you need to do is spray the solution and leave it to dry. This is a non-caustic cleaner that works on most hard surfaces outside your home as well as the patio. If youre worried about pets, nearby plants and roaming wildlife, you might be understandably reluctant to spay your patio or decking with a bunch of unknown chemicals or some bleach-heavy fluid. Overall great results. It not only gets rid of mould and moss, but it worked very well on black lichen on paving stones and even cleaned up my wall tiles under my bay window of black spot, plus it works really well on york stone.

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