Use roof cleaner ox.
Painted metal roof cleaner.
Ammonia is your best remedy for this type of problem.
The combination of the wind and the rain breakdown the growth and rinse your surfaces clean over time.
A ratio of 5 1 water to ammonia should be exactly what you need to scrape away any moss or algae buildup.
Often simply washing with plain water using a hose or pressure washer is adequate.
Wet and forget is as simple as spraying your outdoor surface and forgetting it.
It is recommended that cleaning either of these be accomplished with a mild solution of detergent.
When that doesn t cut it consider this care list.
Scott when it comes to painted surfaces both hand painted or a factory coatings should be cleaned with eco freindly roof cleaner ox.
This detergent solution should be made from a tri sodium phosphate for example the laundry detergent name brand spic n span.
Maintenance repairs anyone that has pre painted metal roofing or siding will eventually need to clean it.
Easily clean moss off metal roof with wet forget.
Roof cleaner ox is easy to use and comes with pre measured ez pouches that you just open and add to water.
Remember that ammonia and bleach create a noxious fume so never mix them when trying to clean your roof.
Green algae black mold and moss begin to die off on contact.
For this procedure stick to a simple cloth or rag.
Long term exposure to the sun also creates a chalking effect where the metal appears lightened in color when compared to other areas of the roof.