Red Algae on Render

If your building is suffering from red algae on render, chances are it is finished with a coloured render like K-Rend. It is porous and susceptible to the red and green algae colonisation you are experiencing. You can also see it on unpainted plastered walls and unpainted roof apexes. These through coloured renders are an excellent finish to modern buildings. Generally they are fairly low maintenance eliminating the need for painting etc.

K rend render cleaning Manchester

Expert Cleaning Services for Red Algae on Render

There are several reasons for Red algae on render. The Algae blooms usually occur on walls that remain damp, this can be North facing, leaking gutters or just naturally shaded areas . Those over hung by trees or in the shadow of a neighbour’s property are a common example.

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Professional Red Algae Removal Service

We specialise in the treatment of Red algae on render. We can also treat the green and black marks on the render that usually accompany it. Depending on the severity of the growth we have several options for cleaning it. First we identify the type of Algae. The Green and Red algae on render is easily cleaned with a simple application by low pressure of a bio-degradable biocide.

Within hours the growths die and the wind and rain is left to gentle wash away the debris.

One most domestic properties we can carry out the work from the ground, eliminating the cost of expensive scaffolding etc.

Thus keeping the service affordable to home owners.

Once we have done the initial deep clean we offer a maintenance service where the building is resprayed at yearly intervals to keep it looking good..

For commercial clients we offer the same great value service.

Due to confined/restricted areas we also specialise in rope access, cherry picker hire and work evenings and weekends as not to disrupt the day to day running of your business.

What happens if you let red algae on render grow?

  • Make the building look neglected or poorly maintained.
  • Lead to deeper staining that becomes harder to remove.
  • Cause potential structural issues by trapping moisture against the surface.

Signs That Your Render Needs Professional Cleaning

Many property owners dismiss red algae as a minor issue until it becomes an eyesore. Early signs that indicate you need professional treatment include:

  • Patches of Red or Green Growth – Initial algae spots may seem minor but can spread quickly across large areas.
  • Black Streaks or Stains – These often accompany red algae and indicate prolonged exposure to damp conditions.
  • Discolouration & Dull Appearance – If your render looks faded, it may be covered with microscopic algae growth that will soon become visible.
  • Rough or Powdery Surface Texture – This could indicate deep algae penetration that requires immediate treatment.
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Chris Spruce Cleaning Service ltd
SD Office, 491 Wight Moss Way, Southport PR84 ZZ
Phone: 0800 0933 267
Email: info@cleaning-service.uk.com
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Addressing the above mentioned issues early prevents more extensive damage and maintains your property’s visual appeal.

Every day that red algae remains untreated, it spreads further, deepens its grip, and detracts from your property’s appeal.

Don’t wait for it to worsen—take action today.

With our expert services, you can restore your building’s pristine look quickly, safely, and affordably.

If you have Red algae on render call us today for free advice on 08000933267 or contact us here

More information regarding Red algae on render can be found here

Chris Spruce - Owner Cleaning Service Ltd

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Meet the Founder: Committed to delivering exceptional results for every property in North-West!

– 20+ years of experience in exterior cleaning.

– Personally involved in every cleaning project to ensure 100% satisfaction.