IMPORTANT NOTE: The colour of natural stone products may vary as no two natural stone paving slabs are the same. The pictures shown on website are for guidance only; sometimes the actual product may look a bit different.

Patio Black Spot Remover for Block Paving

Regular price
From £36.63 (Incl. VAT)
Regular price
Sale price
From £36.63 (Incl. VAT)

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Delivery between 2-3 business days
  • Completely restores the colour of stone of any age within 2 hours of application. Patio Black Spot Remover will remove all forms of organic growth from garden stonework, including black spots, white spots, green algae & red algae. Patio Black Spot Remover gives that ‘just laid’ look you thought was gone forever.
  • Safely restores the colour and condition of stonework, of all ages within 2 hours.
  • Slippery patios are made safe within minutes of application. Use Patio Black Spot Preventer in 12 month time to ensure the black spots don’t return.
  • Each 4 litre container will cover a maximum area of 18 SQM. The older the stone, the more applications will be required. Carry out a trial area (1m x1m) first to see how many applications are required to remove every black spot before proceeding with the rest of the area.
  • Must be applied with a 5 or 7 litre pump up sprayer.
  • For us on Block paved paths and driveways.


Supplied in liquid form, ready for use. Pour into a 5L or 7L Hozelock garden pneumatic sprayer. Biodegradable & non acidic . Coverage – not exceeding 5 SQM per 1L. Dwell time: leave for 2 hours. No need to scrub. Remove using a pressure washer with a fan jet (Vario). Removes all forms of organic growth including green and red algae, white fungi, black spots and moss. Available in 2 and 4 litre containers. Patio Black Spot Remover is currently the only product developed specifically to remove those hideous black spots and restore the natural colour of stonework. Coverage rate is based on a patio that is 3 years old. The older the stone, the more treatments required. Carry out a trial area (1m x 1m) to determine the coverage on your stonework. To maintain your garden stonework and stop the return of the black spots, buy and apply our Patio Black Spot Preventer annually. This will remove any black lichen spores before they have the chance to germinate and turn into black spots and will also remove green algae.

  • Patio Paving - These natural sandstone slabs are ideal for garden patios and terrace paving
  • Styling - the riven and tumbled pavers are ideal for cottage gardens, traditional or rustic property settings
  • Variety - Raj sandstone has variations in colour and patterningeach flagstone is unique
  • Versatile - These classic sandstone pavers come in four different sizes, with matching circle features available
  • Durable - Sandstone is hardwearing and long lasting, and it is easy to clean and maintain
  • Stability - sandstone is less prone to thermal expansion/contraction cracks than concrete
  • Price - Raj Blend is great value of money and cheaper than many concrete alternates
  • Provenance - Sustainably sourced and ethically quarried under the ETI Base Code.
  • Colour / Pattern - natural sedimentary patterned stone characterised by rosy brown, tan, sienna and grey colour variations
Patio Black Spot Remover for Block Paving

Vendor: thestonemart

Patio Black Spot Remover for Block Paving


Vendor: thestonemart

Patio Black Spot Remover for Block Paving

Size: 2 Litres Container

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