The Red Algae is actually genus Trentepohlia which would not, at first glance, be taken as a green alga. The Free-living species are mostly yellow to bright orange or red-brown in colour, due to the orange pigment, haematochrome (β-carotene), This usually hides the green of the chlorophyll.
The species is terrestrial and is often found in Europe on rocks, walls and tree bark. Where they are found on the surfaces of buildings, Usually render of some form, they can if left it can cause severe mechanical degradation and deterioration.
Treatment for red algae on walls comes in the form of low pressure chemical application as not to damage the walls. We custom mix bio-degradable chemicals to suit the type and level of staining. The Treatment for red algae on walls is then applied by specialist pumps at low flow and low pressure. We can work from the ground on most domestic properties , hence reducing the cost of expensive access equipment or scaffolding.
After the treatment the Red or green algae generally dies within 24 hours. The wind and the rain then carries on cleaning the building till it is restored to new.
The chemical whilst bio-degradable does remain in the fabric of the building it continues to leech out providing a long term residual cleaning effect.
If you require a Treatment for red algae on walls , why not call us? All our advice is free , if you are willing to clean your build yourself we also offer advice on all aspects of this from mixing to application rates. We have travelled all over the uk cleaning various types of buildings and wer feel we are one of the UK’S top render cleaning specialists .We also clean render for other cleaning companies.
If you require Treatment for red algae on walls or green algae on render contact us here for free advice.