Mould algae lichen and moss that is growing on your roof tiles can transfer into your roof cavity and be circulated in airflow throughout your house.
How to clean lichen off roof tiles.
This will prevent the cleaning solution from drying too quickly.
In the future apply it annually or if the growth reemerges to keep the stains away.
In addition to rotting and possibly damaging your roof organic material is one of the chief growing places of both moss and lichen.
Cleaning vertical or covered surfaces.
The jet tip nozzle allows you to reach surfaces up to 30 so you don t need to use a ladder to climb up onto your roof.
Step 1 clean up any organic matter on the roof such as twigs leaves or other debris.
Scraping moss off the roof.
As you did in the previous step walk backwards when you are spraying away from the wet tiles and onto the dry ones.
If you have lichen growing on your roof siding or decking clean it easily with wet forget hose end.
This will remove all the moss and lichen as well as any built up dirt.
Previous step next step.
Use wet forget outdoor as a routine maintenance tool to keep your surfaces clean and lichen free.
Clean the roof tiles with a high pressure water spray.
If any members of your family are susceptible to allergies or respiratory conditions it is even more important to regularly clean your roof tiles.
Moss can be scraped off by hand but this must be performed with caution to avoid damaging roof tiles particularly in the case of timber or asphalt shingles.
Before proceeding with any remedial work to remove moss or lichen we would recommend speaking to a roofing maintenance professional.
Although it is not necessary consider cleaning the entire roof.
How to remove lichen from roof tiles and outdoor surfaces.