You have just had your pressure washer out and removed all the loose dirt and debris, its looking 100% better but on closer inspection you have black spots all over your patio/paving.
These black spots are lichen and they live almost everywhere, trees, plants, roofs and even on plastic.
When the black spot reproduces it releases millions of miniature spores, these tiny spores land everywhere and your patio/paving gets covered in them. Once they land they quickly anchor themselves to your stone, it takes around two years for them to grow to the size that you start to notice them, but don't worry black spot can easily be removed. Follow these simple steps and your patio will be looking amazing and black spot and algae free forever.
- Simply apply with a watering can, garden pump up sprayer or brush and bucket.
- Wait one hour then rinse.
The product will remove the black spot, green algae and dirt leaving amazing results, restoring the natural colour of your paving.
Want black spot and green algae gone forever? Simply maintain it by applying Stay Clean once a year.
Stay Clean is a Wet and Forget type product, so apply and leave it and say goodbye to black spot forever.
Here is a great guide to help you decide the best method for you: How to clean your patio.