Deep Blue Pro High strength Sodium Hypochlorite Patio cleaner 20L 20 Litres liquid chlorine for moss algae weeds bleach

(110 customer reviews)

£73.31 £51.32

  • High Strength Solution: Our Sodium Hypochlorite Patio Cleaner is a potent formula that efficiently removes moss, algae, and weeds from various surfaces.
  • Next Day Delivery: With our fast shipping service, you can tackle your outdoor cleaning tasks promptly and effortlessly.
  • Multi-Purpose Usage: Ideal for swimming pools, patio cleaning, moss, algae removal, bleaching, water purification, odour elimination, and lab applications.
  • Concentrated Formula: Our product is highly concentrated, providing effective results with fewer applications, saving you time and effort.
  • UK Manufactured Quality: Trust in our top-quality product sourced from reputable UK manufacturers to ensure safety and efficacy.
  • Fast Action: Watch moss, algae, lichen, weeds, and mould disappear within minutes of applying our powerful solution.
  • Effective Coverage: Treat up to 10m? per litre, making it a cost-effective solution for your outdoor cleaning needs.
  • Weed Control: Not just a cleaner, our Sodium Hypochlorite solution also helps control weeds, preventing their regrowth for weeks or even months.
  • Pool Chlorine Application: Maintain a bacteria and algae-free swimming pool with our high-strength Sodium Hypochlorite, ensuring clean and safe water for swimmers.
  • Safety Precautions: Follow our guidelines for safe handling, protective gear, and application methods to ensure a secure cleaning process.

In stock

SKU: DBPHYPO11-20 Categories: , Brand:

Description

Welcome to the world of Deep Blue Pro High Strength Sodium Hypochlorite Patio Cleaner, a 20L liquid chlorine solution designed to tackle moss, algae, weeds, and more with unparalleled efficiency and power. Crafted by the UK’s premier chemical manufacturer, this product stands out for its uncompromising quality and concentration, ensuring superior results with every application.

Our Sodium Hypochlorite Solution is not your average patio cleaner; it’s a high-strength formula that gets the job done right the first time. Say goodbye to multiple applications and hello to a clean, moss-free surface in no time. With its heavy-duty courier drums, you can trust that your product will arrive intact and ready to work its magic.

But what exactly is sodium hypochlorite? It’s a potent chemical compound known for its disinfectant and bleaching properties. When dissolved in water, it becomes the powerful liquid bleach that can transform your outdoor spaces with ease.

When it comes to applications, the possibilities are endless. From swimming pools to patio cleaning, moss and algae removal, bleaching, water purification, and even lab use, this solution is a versatile powerhouse ready to tackle any challenge.

For those tough stains and stubborn growth, our sodium hypochlorite patio cleaner provides the extra strength needed to combat moss, algae, lichen, weeds, and mold. Simply apply the solution, sit back, and watch as it works its magic in minutes. Whether it’s your drive, fences, walls, or even roofs, this cleaner will revitalize your outdoor surfaces like never before.

But remember, safety first. Protective gear is a must when handling chemicals, and proper ventilation is essential for a safe working environment. Always follow the guidelines to ensure a successful and hazard-free cleaning experience.

Organic growth like algae, lichen, and moss on shaded areas can be a thing of the past with our sodium hypochlorite solution. A little treatment goes a long way, leaving your surfaces looking fresh and rejuvenated.

Weed control is another area where our patio cleaner excels. By inhibiting weed growth through sand joints and deterring re-colonization for weeks or even months, you can enjoy a weed-free outdoor space for longer.

For pool owners, our high-strength sodium hypochlorite is the go-to choice for bacteria and algae control. Maintain the proper chlorine levels, adjust pH as needed, and enjoy a sparkling clean pool all season long. Remember, safety is key, so always handle chlorine with care and use appropriate protective equipment.

With sizes ranging from 5 to 20 liters, our product offers flexibility and convenience for all your cleaning needs. Don’t settle for subpar solutions when you can have the best in the business with Deep Blue Pro High Strength Sodium Hypochlorite Patio Cleaner. Make your outdoor spaces shine bright with a product that delivers results you can trust.

Order yours today and experience the power of high-strength sodium hypochlorite for a cleaner, brighter, and more beautiful outdoor environment.

Additional information

Weight 24 kg
EAN

0666186535950

Brand

Deep Blue Pro

Manufacturer Code

DBPHYPO11-20

GPSR Responsible Operator

Deep Blue Pool Supplies

GPSR Address Line 1

Box 8899 Hermitage

GPSR City

Corsham

GPSR Post Code

SN13 8DT

GPSR Country

UK

GPSR Email

[email protected]

GPSR Manufacturer Name

Deep Blue Pool Supplies

GPSR Warn Safety Info 01

Harmful if swallowed.

GPSR Warn Safety Info 02

Causes serious eye irritation.

GPSR Warn Safety Info 03

Very toxic to aquatic life with long lasting effects.

GPSR Warn Safety Info 04

May cause respiratory irritation.

110 reviews for Deep Blue Pro High strength Sodium Hypochlorite Patio cleaner 20L 20 Litres liquid chlorine for moss algae weeds bleach

  1. Debby Hughes

    REally works

  2. Karsten Muehlmann

    Great product. We use this every year on our patios and walls to remove the winter grime. Its very easy to use and very effective. Saved us a fortune as we no longer have to jet wash our patios. Service and delivery are excellent

  3. Stephen Mac

    Not convinced its as powerful as stated

  4. A. Johnson (verified owner)

    Very good, cleaned my patio up a treat.

  5. Dean H. (verified owner)

    Patio Magic is a very apt name.

  6. M. Gonzalez

    Friends recommended this product to me and it is very good but you have to wait for the results if you are like me and patio is very black lol

  7. Iaki

    Good product

  8. andy purcell (verified owner)

    Deep Blue is amazing stuff, and it really does work. Apply properly as per instructions and you will be genuinely rewarded later with clean paths and patios etc. It also discourages weeds on the way. Only given 3 stars as you need to watch the pricing from the Deep Blue Deep Blue Shop which is at May 2018 way above what Costco has it in store. Not unhappy, but Ill check Costco first next time.

  9. Evodevo s. (verified owner)

    Patio is beautifully free of most and much safer as a result

  10. R Stiegler

    I applied this about 3 hours ago and its working already Applied to sandstone patio which had morning shade and which had turned very green since Oct. It already looks much less green. Perhaps the weather conditions are perfect too.Im very impressed. I used a 5L pump garden sprayer and it was easy to apply. My only complaint is that the instructions are hard to read had to use a magnifying glass

  11. Andrew RS (verified owner)

    Relying on previous reviews I purchased Wet And Forget. Just iver2 weeks ago I sprayed it liberally on part of my patio so that I could judge its efficacy. I regret that the area sprayed is insignificantly cleanerbrighter than the area I did not spray.I shall restart the area in question , but at this rate, even assuming it works this time, it is a rather expensive solution please forgive the unintended pun.The old adage if it seems too good to be true, it usually is is proved , at my expense, once again.

  12. Romane Donat

    This is a fantastic product. We sprayed it in the left side of the patio and after less than 24 hours it already looked great in the 1st photo its not even dry and you can notice the difference. Full patio is now done and look as it should be 100 recommended

  13. RobinX (verified owner)

    Does what it says on the can.

  14. kat30

    Didnt clear patio slabs as well as I expected

  15. Carol G (verified owner)

    I tried Deep Blue Fluid first, but it needed a lot of heavy brushing after it was put on. But Deep Blue, is just that MAGIC. Just pour it on and hey presto, its magic. Just leave it and it is done and gets better as the days pass. Totally brilliant

  16. LinziC

    Incredible product. Says what it does on the can. Patio is beautifully free of most and much safer as a result.

  17. LoveLoveCushionsUK

    Totally Brilliant

  18. I. Anderson (verified owner)

    Certainly works, or it did for me. Our patio was very dirty with algae and moss and badly needed a spring clean. This would normally mean buckets of bleach and a lot of scrubbing. However, I followed the instructions to the letter on the container and it really worked. Its now three months later and there is still no signs of moss etc. I would really recommend you try it.

  19. M. Savage (verified owner)

    Very good product

  20. Michaela F

    Miracle product

  21. stacierenaye

    Cleaner

  22. P. Heuschkel

    the patio paving slabs are looking much cleaner and fresher after using this product, it took about 2 days to see the effect, but it was easy to use and i am very pleased with my purchase. customer services are excellent, thank you.

  23. HBMum

    The product arrived on time. It was good for getting algae of the fencing but didnt have much success with my decking or patio

  24. Hints (verified owner)

    I applied the liquid at the weekend on a rather dirty, greenish patio and dark wooden decking and within 4 days the difference is amazing. Particularly on the paving at the shady side of the house the colour of the paving slabs is almost back to what it was when it was new. It is quick and easy to apply I used an ordinary watering can, a broom and for the tricky corners and any verticals, like low walls, I used a brush I would normally use for applying wallpaper paste.Cant wait to see how it will look in a couple of weeks. Job done and the pressure hose is redundant.

  25. R. F. Jackson

    I gave this five stars after pressure washing the patio I applied Deep Blue as a algae and moss stopper. Time will tell but so far so good. Prompt delivery

  26. Paul Vicky Weller (verified owner)

    Think its working….

  27. Alan Davis (verified owner)

    great price

  28. A. Maclean (verified owner)

    You cannot beat Deep Blue fluid for cleaning moss off the patio

  29. marl

    This product is very good. It works over time.. the results are amazing. My decking was covered in green algae. I did a patch first to see if this product would work before I got the karcher out … and it works I did add more patio cleanerwater… but you dont have to jet wash …

  30. TheDon (verified owner)

    Arrived in good time. I sprayed a water feature as soon as the Deep Blue arrived. Within two dull, damp days, the algae was gone. I have now sprayed all my patio and walls. The green went the next day, the black algae is taking longer but, fading every day. Brilliant and so easy.

  31. Vicky Mount

    Wow, I am so impressed with this

  32. Emma Lees (verified owner)

    Goodbye green.

  33. Agha (verified owner)

    Amazing results

  34. Robert Mckinlay

    It did work very well as my patio was in a bit of a state But I did have to put the preasure washer over it to get it really clean

  35. GIBOU

    This product is superb and so easy to use and it really does work, spray it on then forget it, patience is needed because it cleans as it rains, has worked on my patio, brick wall. Brilliant

  36. Dr. Martin Gerken

    It Defo works, shame it doesnt affect dirt but the product does state this, easy to apply and worked a treat on algae in a dark corner of my patio.

  37. Sarah Perrins (verified owner)

    Seriously good stuff

  38. Ann Coffey (verified owner)

    My tired looking patio looked like new great product

  39. Stuart Ian Burns

    After spending a small fortune last year one a new sandstone patio, i was horrified to see it gaining more and more green patches over the winter months, Now the cold weather has finally gone, i have treated the patio and fences and happy to say the green is now gone and a quick presure wash later, it is back to its former glory. I shall be applying another coat to all my fences, patio and flat roofs before autumn comes round.

  40. Miss S Edge (verified owner)

    I have a brick patio that is a good size. With the very wet weather over the winter the algae, moss and mould have turned a large area green. After reading the reviews I decided to give this a try, I am so glad I did. The direction are very clear and easy to follow. I sprayed all the affected areas and just four days later the whole area was clear. I am totally impressed with this product and highly recommend it.

  41. Jackie foster

    Used it before, bought some more.

  42. Valeria Cosia

    Brilliant use it every year spray fences patio drive leaves it clean and stops the green coming through

  43. Rajesh J.

    But better than patio cleaner

  44. Ms K (verified owner)

    Such a difference in our patios. Be patient ours took a year but wow it works

  45. Estrella G.C.

    Good on wood…no affect on patio.

  46. Burzler Nicole

    Very strong bleach

  47. Margaret Last

    Very straightforward to use. just spray on and let it dry in. works pretty well at killing off algae and moss. I used it after power spraying my patio and it seemed to do the trick. Not sure that it would be that effective on its own though, you still need something to remove dirt and thick moss.Deep Blues National Express delivery service is lousey. I live in central Edinburgh and when no one was in to take delivery, they left a note to arrange another day or pick it up at their depot in Livingston 15 miles away. Their only contact was an automated telephone answering service with no option to speak to anyone so I couldnt arange a time or to have it left with a neigbour. I wont use it again, small parcels only from Deep Blue from now on.

  48. Routard66 (verified owner)

    Purchased for cleaning the ageing patio. Used 5050 mix on highly soiled areas and 30 on less soiled. Left overnight. Great results the next day.

  49. Aaron Smithy

    Put this on the patio last August a very slight improvement noticed 3 months on husband hasnt noticed and is still talking about power washing next year

  50. DArcy M. (verified owner)

    It was good for getting algae of the fencing but didnt have …

  51. Mrs Natasha MartinWorth

    This certainly is magic,you put it on with a sprayer in a fraction of the time it takes to jet wash and it just works away for days,weeks,months even years and it is still working,havent had to reapply yet and it has been 3 years since I did both my patios and paths etc. Be patient as it doesnt do it all at once but gradually works on the terrible algae moss mould etc but eventually they sparkle. Also did a headstone from 1936 which looks absolutely amazing,just like new. Would and have recommended this product many times.Save your energy and your water and use this instead.

  52. JeanLouis (verified owner)

    Biggest Waste of Time and Money EDIT ITs FAB

  53. Kerry

    Excellent value for money

  54. Sandra Odinbergaite

    Bought this twice nice. Patio looks great when its been cleaned

  55. Peter Snowdon

    Bought wet and forget last year. Very impressed. Cleans just as it says. No effort required. Just done my patio again this year. Now waiting for sun rain and wind

  56. Rob Cavill

    I was a bit sceptical about believing this stuff would do the job, it did take some time, but gradually lm seeing a tremendous difference, the blackgrey dirt patio slabs are now a lovely dark cream colour again…how lovely that is, to just come out and find the cleanest patio its been for a long time…so go ahead and buy this if you need a clean patio to enjoy. I did, then l bought another litre of It to do the other patio slabs which for a path around the house to the gate….wonderful..

  57. Adolfo Motta

    To clean my patio, I use it every year and tell all my friends about this brilliant cleaner.pa

  58. Vernica Coello

    Easy to use just add a small amount of water

  59. mark Harding

    TOTALLY IMPRESSED

  60. Kurt Spurey

    Effective and good value.

  61. Annie24 (verified owner)

    Bought this a few years ago and was initially very disappointed to say the least. However, now after 3 years the black spot problem I had is virtually non existent and the patio remains cleaner for longer and yearly jetwashes are much much easier. Just jetwashed today and the stones are looking great. Took half the time they usually do. Im a real convert to the product and just about to order some more to keep my patio looking pristine Thank You Deep BlueEarlier reviewI have no idea what magic liquid these other reviewers are writing about It certainly ISNT this Biggest con Ive ever bought. Ive persevered with this product for months as I thought Id give it a fair chance and its expensive and it has made not a jot of difference. Very disappointed with this especially as I made enquiries directly with the company before I bought it about removing Black Spot Algae from Indian Sandstone paving. I used repeatedly as they suggested but see little change after 5 or more months of use.Biggest con. Perhaps Unicorn Urine might work better Im sure Ive seen some on eBayAvoid.

  62. KRayner (verified owner)

    Too good to be true

  63. Pamela Hardin (verified owner)

    Fantastic stuff. I use this every year to keep my drive, patio and garage walls clear of algae, moss and all things green. Works a treat and lasts 12 months. Follow instructions and you will not regret it.

  64. Richard Betts

    Easy to use.

  65. A. Moriarty

    Recommended by sisterinlaw whos 5 year old patio now looks like new. Fingers crossed for my 10 year old patio…

  66. Fat Sue

    Powerful cleaner for patio

  67. Mike T

    I used it for removing black spot from my patio Indian sandstone. It worked brilliantly. I used it undiluted. I used a small brush and applied it specifically to the black spot itself, so you have to be very careful, wear gloves etc and wash down the areas thoroughly afterwards so the solution is neutralised. I left it on for an hour or so before washing off and I tested it on a more concealed area first. It didnt remove every area and some needed a second application but the results were a considerable improvement. I imagine it wont work for every type of paving and you have to be very careful with it and test it first.

  68. Nikolas Matthew (verified owner)

    Recommended by sisterinlaw whos 5 year old patio now looks …

  69. Bafferling

    Easy to use and has kept my paths and patios clear of mould and green this year, really impressed. Will definitely be buying more

  70. jonwinter

    brilliant and easy

  71. michael lawson (verified owner)

    So pleased with this stuff. Used on my indian sandstone patio which hadnt been cleaned for some years. Reluctant to use pressure washer as the last time some grout was removed. I used Deep Blue about a month ago bought a cheap sprayer and spent about an hour spraying the whole patio. I did this at night when I was sure my pet cat was safely inside and not about to venture out again until the morning as you must leave it to dry for at least 5 hours. Thats all it takes and slowly but surely Im seeing results the slabs are definitely appearing cleaner and brighter. They were a dirty grey before and I can see the original colour coming through. Highly recommend and can see me using this on a regular basis every year.

  72. Norbert Kzms (verified owner)

    This product is wonderful.I have used it to clean our large patio area,the crazy paving in the front drive as well as removing the grime from all our fencing

  73. Lindsy

    I had black mouldy spots all over my patio which no amount of pressure washing or other products would get rid of. I bought this in April and used it right away. Im really pleased as nearly all the spots have disappeared, but also the colour of the stone seems to have been enhanced. Because you dilute the chemical it will last for ages. It has taken time but the effects are worth the wait. Ill try and upload photos taken in April 2019 then June and October.

  74. Ana Beatriz Paes Gomes (verified owner)

    Amazing product

  75. freewheelingdom (verified owner)

    Great product. High Price. Try Costco first.

  76. Shirley Hastings

    Ordered a second to do the front drive as the previous one did such a good job on the paved patio

  77. Rebecca Pitman

    Used it twice. I havent seen much change in …

  78. Lawrence B. Steele, III (verified owner)

    Good strength. Cleaned my large patio even in a diluted form. Excellent value.

  79. Marie Budden

    To clean my patio and drive its brilliant.

  80. Danyal (verified owner)

    This stuff is brilliant. Lovely clear patio and it stays like that for ages. Try it and you wont regret it

  81. Alastair C.

    Magic patio magic

  82. Gerry S.

    Used it twice. I havent seen much change in the patio.

  83. Peter Krall (verified owner)

    It worked really well on sandstone steps. But didnt work so well on concrete flagstones. But better than patio cleaner.

  84. Posidrive53

    This product was purchased to clean paths and patio. As usual, the Order was placed and delivered without any problems.

  85. Nicole Thompson

    I am delighted with it, it really works my patio is getting to look like it should do. I can see the colour of the flag stones. I would recommend this to everyone. Its so easy to use.

  86. Peter Foy

    Great for clearing black spot from paving

  87. Maria del Mar Milla (verified owner)

    Does exactly what it says. Spray and leave. Green gone from patio in 3 days.

  88. Emma Harrison

    I had very bad lichen spots on my Indian Stone patio. I applied Wet Forget and gradually it is killing them off and brought the flags up very clean.

  89. Famille Champista

    This product is superb and so easy to use and it really does work

  90. Rebeca Poulter (verified owner)

    I was impressed with the results cleared moss and green stains on patio within a week. Covered a large area. Would recommend.

  91. Katie L. (verified owner)

    I used this on my patio to get the black marks off that my pressure washer couldnt, patio looks like new so easy to use and very effective

  92. G Shenton (verified owner)

    If you need to remove algae from your fences and gates then Id have no hesitation in recommending this product. It works.However, if youre suffering from white spots on your patio, I think you may find this is not the answer. To give it a really good chance, I used heavily on one badly affected paving slab. I followed the instruction and waited. And waited. And waited.After a lot of waiting, I concluded that this is not going to work. So five stars for the wood, zero stars for the patio.

  93. Jeje92 (verified owner)

    Cleared my patio and block paving of moss and lichen,killed off in 24 hrs

  94. Dee Chaddah

    Used one of the two containers to clear black spot black lichen from my patio slabs. I had already pressure washed the patio but the black spots were still left. Mixed up a 5050 solution of this in a cheap hand pumped sprayer and it worked a treat, Only left it it for an hour and then pressure washed it to rinse the solution off and it was fantastic Highly recommend for removing black spot from patios.

  95. Gordon Phillips

    Good product for cleaning patios etc.

  96. Nadine G.

    I am delighted with it

  97. cathy mac

    Having found our patio gets slippery the hard way, we used Deep Blue on it. This product is easy to use, you just apply with your watering can and within a couple of days its clean and non slippery. We are very pleased with it and will use it again when necessary.

  98. Lisa Russell (verified owner)

    Did a great job cleaning a garden patio not touched for 6 years

  99. carl lloyd

    Great product that transformed a garden patio which had not been cleaned for 6 years. Its very powerful so be very careful not to splash it on yourself or your clothes……

  100. Crystal J

    great product mixed with some washing up liquid sprayed on patio quick scrub came up like new

  101. Gary Rees

    Made my patio area brown. Without a power washer not impressed

  102. Rebeca

    This is the best patio cleaning product we have used

  103. Steven Lumley (verified owner)

    put this on drive and paths and it rained about an hour later I thought well that was a waste of time and money but was well chuffed when next morning the Deep Blue had worked and worked well. Would use this product again.

  104. Angel75 (verified owner)

    Have used Deep Blue for years best product around does everything it needs to do.

  105. simobena (verified owner)

    This stuff is brilliant. Lovely clear patio and it stays like that …

  106. Giuseppe Iovino (verified owner)

    I works be patient…

  107. Crazy Diamond

    Very scepticle about buying this but it does what it says on the tin. My roof is like new and my patio is gleaming.

  108. LynnB (verified owner)

    Great for cleaning black spots lichen from patio slabs

  109. Yilun Wang (verified owner)

    It is important to me that I dont need professionals.

  110. mck (verified owner)

    Great moss killer

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