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Render & Masonry Cleaner

£26.95£69.95

Render & Masonry Cleaner is a concentrated powerful cleaning agent for the removal of green algae, slime & moss from external renders and masonry surfaces.

  • Suitable for K-Rend, Parex, Weber & Monocouche Render
  • Safe to use to clean sand & cement render & lime renders
  • Residual biocidal long tern cleaning action, keeps cleaning for months
  • Can also be applied to general masonry such as brick, stone, lime, & concrete
  • Does not require rinsing
  • Huge coverage, 5 litres can cover 125m2+ when diluted at 1:5
  • Apply with a simple low pressure pump-up sprayer
  • Cleans and inhibits regrowth of organic contaminations

Non acidic formula, safe for use on modern renders & masonry & can also be safely applied to historic masonry.

Select from a 5 litre or 20 litre container

Please Click Here to view all of our cleaning & sealing products for Render & Masonry. 

The ultimate cleaning solution for render and masonry surfaces

Render & Masonry Cleaner will remove green algae slimes, fungi, lichens and other organic staining to external masonry and render. This render and masonry cleaner is easy to apply via low pressure pump-up sprayer. Simply spray the product on and walk away, it could not be easier. This render and masonry cleaner has a non-acidic formula so will not damage acid sensitive surfaces like limestone or concrete. It is highly effective at removing green algae’s, slimes and moss. This powerful cleaning fluid can also be used as a general periodic cleaner, to prevent the return of organic contaminations. Render & Masonry Cleaner is suitable for use as a general masonry cleaner, for the removal of algae on all natural stone, such as sandstone, limestone and slate. This render cleaner can also be used on lime pointed buildings and buildings which have been pointed with standard Portland sand & cement mixes.

Our Render & Masonry concentrate cleaning solution is great value

Floorseal Render & Masonry Cleaner is to be diluted 1:5 with clean water, you do not need to apply this product neat. For heavy contaminations dilute the product at a slightly stronger concentration of 1:3. Once diluted, the solution should be applied at 1 litre to approximately 3m2 – 5m2. Do not exceed 5m2 per litre. 5 litres of Render & Masonry Cleaner concentrate will produce 30 litres of cleaning fluid. This will cover a surface area of 125m2+

Apply Render & Masonry Cleaner with a low-pressure sprayer. Saturate the surface, allow the product to dry on the surface to remove algae, lichens, slimes and fungi. These organic contaminations will disappear over the next few days & weeks. This product has a redidual bio action & will continue to work over many months.

Available in 5 litre & 20 litre containers with free economy shipping and express delivery shipping options.

Please read the full instructions & related information contained within the Technical Data Sheet. If you require help choosing a sealer or cleaning product contact us at info@floorseal.co.uk

 

  • Please read the Technical Data Sheet for full instructions
  • Test in an inconspicuous area to assess this products suitability. If not suitable do not continue to use.
  • Dilute the product to a maximum ratio of 1 litre of concentrate to 5 litres of water (1:5).
  • You can apply this product at a ratio of 1:4 for heavy contaminations.
  • Apply to dry surfaces using a low-pressure sprayer.
  • Saturate the area, covering an area of no more than 5m2 per litre of diluted fluid.
  • Only spray onto the areas you wish to treat.
  • Allow to dry on the surface and do not rinse away.
  • Can be applied prior to, or after sealing with breathable impregnating render & masonry sealers.
  • Safe for children, pets & wildlife once dry once dry.
  • Do not apply to, or allow to encounter, adjacent lawns or plant life.
  • Do allow this product to travel into ponds or encounter fish or other aquatic life.
  • 5 litres of concentrate mixed with 25 litres of water (creating 30 litres of ready to use solution) will cover up to 125m2
  • Do not exceed the recommended coverage of 5m2 per litre of diluted solution.
  • For heavy contaminations of algae or moss dilute 1 litre of concentrate to 4 litres of water.

UK MainlandFREE
3-5 working days
Express
1-2 working days
£3.95
Saturday
Order by 1pm Friday
£7.99
Scottish Highlands£4.99
5-7 working days

Orders placed before 1pm are despatched on the same day Monday – Friday. No orders are despatched on weekends or bank holidays.  Unfortunately we are unable to ship to Northern Ireland and offshore islands. Please visit our Delivery Page for further information.

Please email us with your product order number for SDS information.

For the latest guides and information on best user practices, click here.

Frequently Asked Questions

  • Is Floorseal Render & Masonry Cleaner acidic?

    No it is a non-acidic solution.

  • Can you use Floorseal Render & Masonry Cleaner on roof tiles?

    Yes, you can use this product on roof tiles. This includes clay-based tiles and cement-based roof tiles.

  • Do I need to pre-wet surfaces before using Floorseal Render & Masonry Cleaner?

    No, it is designed to be sprayed onto dry surfaces and then left to soak in.

  • What sort of coverage should I expect from a 5L container?

    Approximately 125m2 of coverage from a 5 litre container. It is to be diluted 1:5 with clean water.

  • Can I apply Render & Masonry Cleaner to any kind of render or masonry?

    Yes, it is non-acidic and can be applied to any rendered surface also including natural stone, lime, or brick.

  • What sort of contaminations should I expect Render & Masonry Cleaner to remove?

    Green algae, slime, fungi & mould. After treatment they will die away over the following few days – red algaes can take longer and may need more than one application.

  • Does Render & Masonry Cleaner prevent the return of algae & organic growth?

    Yes the cleaner has a residual effect so spraying the surface a couple of times per year will inhibit regrowth. In particular it will prevent black spot lichens forming.

  • I have a specific & severe problem with black spot lichen on my sandstone masonry - what could I use for this?

    Render Cleaner Softwash Solution can be applied to horizontal & vertical surfaces to attack and remove black spot lichen. We recommend using this product to deal with specific problems with black & white spot lichens. Render & Masonry Cleaner can then be used as a follow up cleaner to control regrowth, green algae & mould.

  • I would like to seal my surfaces with a breathable sealer after treatment, what can I use to do this?

    We recommend Floorseal Render & Masonry Sealer This sealer is a breathable impregnator which will not alter the appearance of the treated surface. It will repel rainwater ingress, inhibit organic growth & resist carbon deposits. This sealer does not form a non breathable skin or lacquer.

  • Can I use this render cleaner on modern renders like K-Rend, Parex, Weber & Monocouche render?

    Yes, Floorseal Render & Masonry Cleaner is suitable for use on K-Rend, Parex, Weber & Monocouche render.

  • Can I use Render & Masonry Cleaner on traditional sand & cement render & lime render?

    Yes, this product is suitable for use on traditional sand & cement based renders & lime render.

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Additional Information

SKU:RMCL
Sizes Available: 
  • 10 Litre
  • 15 Litre
  • 20 Litre
  • 5 Litre
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Floorseal Render & Masonry Cleaner (5 Litre)
Render & Masonry Cleaner
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