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Patio Black Spot Remover 2 litres for Artificial Stone


Patio Black Spot Remover 2 litres for Artificial Stone
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Patio Black Spot Remover 2 litres for Artificial Stone


Key Points

  • Available for delivery anywhere in the mainland UK.
  • Order for collection at Bagshot, Bybrook Barn, Chelmsford or Shepperton.
  • Returns Policy
    Click here for more information on returning this product

Product Details

Patio Black Spot Remover is the only product currently manufactured to specifically and successfully remove those hideous ‘Patio Black Spots’ and white spots that ruin the appearance of your pre cast garden stonework.

Patio Black Spot Remover will also resurrect those original colours of all precast patio slabs (including Marshalls, Bradstone, Haddonstone) you thought were lost forever! Do not use this product on walls, block pavers or vertical surfaces.

Patio Black Spot Remover for Artificial Stone removes Blacks Spots, but will also eradicate Green and Red Algae, gently cleaning the Stone and reviving and enhancing the original colours, giving that “Just Laid” look to your Terrace, Paths and Patios.

  • Contains 2L (treats up to 9sq meters!)
  • Supplied in liquid form, ready for use.
  • Do Not Dilute – No mixing required
  • Pour, straight from the container, into a standard Garden pneumatic spray
  • Biodegradable
  • Dwell time: between 15 and 20 minutes MAXIMUM – do not allow to dry out.
  • Remove using a pressure washer with a fan jet.
  • Also Kills Green and Red Algae and white Fungi growth.
  • Dwell time: 2 hours


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Indian stone
Q. Is this product suitable to use on Indian stone which has Lichen, Algae and black spots marks all over it?

Answered by Longacres 9/2/2018

On Indian stone (which should be a natural product) you should use Patio Black Spot Remover for Natural Stone.

Q. It says above not to use on block pavers. Why is this? Is there anything I can use to remove black spot on block paving? Thanks

Answered by Longacres 18/1/2018

Yes, you can use Patio Black Spot Remover for Block Pavers - click here to view

Q. Can you use on slate patio tiles

Answered by Longacres 19/6/2018

No you need to use the Patio Black Spot Remover 2 Litre for Natural Stone on slate patio tiles

Q. Can I use this on concrete slabs?

Answered by Longacres 19/6/2018

Yes this can be used on concrete slabs

Q. Is this pet friendly ?

Answered by Longacres 11/7/2018

When wet, Patio Black Spot Remover is not suitable for pets. 

Q. Natural stone. Is product suitable for use alongside a pond with fish?

Answered by Longacres 20/2/2019

We would not recommend using this by a pond as this would be harmful to the fish.

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