Spray the awning in an inconspicuous area to test for color fastness.
Cleaning mold off fabric awning.
Apply a diluted water and bleach mixture directly to the affected area and wait 10 minutes.
Prepare a cleaning solution of water and mild soap such as woolite or dawn dishwashing liquid.
If the color has not changed or faded spray the moldy areas on the awning so they are saturated with hydrogen peroxide.
Clean small areas of the awning at a time.
Green algae black mold and moss begin to die off on contact.
Store bought solutions you can use a store bought solution like valterra s rv awning cleaner v88542 which is designed to remove dirt mold mildew and tree sap from your awning as well as condition the fabric.
Follow the directions provided by the manufacturer and then note the effect of the solution on the hidden spot.
Allow the hydrogen peroxide to work into the mold for 15 minutes.
Use a soft bristle brush to clean.
If you have a vinyl awning you can use bleach to successfully knock out mold.
Consult your awning service manual or contact the manufacturer about applying a protective coating to the awning after it has been cleaned.
Ask for help in moving the ladder and lifting your cleaning solution to minimize your risk of a fall.
However hydrogen peroxide car soap green soap or bleach can also work as a cleaning agent in the rv awning cleaning solution.
Do this on a hot sunny day.
Let the solution soak in for a few minutes and then scrub your awning with a soft bristled brush.
Green stains clean up in 1 2 weeks black stains and moss clean up within a few months.
If the color has changed do not use this method.
Make a solution of rv awning cleaner by mixing cleaner and water at a 20 and 80 ratio.
Clean the outside and inside.
You can use any cleaner but most people prefer using dish soap because it is soft and does not harm the rv paints.
Rinse and awning and allow it to air dry.
Using a soft brush scrub away the mold and rinse the area to remove any bleach residue.
If you use a store bought cleaner be sure that it is designed specifically for awning fabrics.
Allow cleaning solution to soak into the fabric.
This is to ensure that the solution will not destroy the fabric.
The combination of the wind and the rain breakdown the growth and rinse your surfaces clean over time.
Rinse thoroughly until all soap residue is removed.
Allow the spray to dry for 15 minutes.
Pour your cleaning solution into a spray bottle and apply it to your awning or use a sponge and a bucket.
Scrub the awning with a soft bristled brush.
Wet and forget is as simple as spraying your outdoor surface and forgetting it.
Mix a cleaning solution with 1 gallon 3 8 l of water and cup 59 ml of mild liquid soap.
If your awnings still have stubborn stains after scrubbing them below are some additional spot removers you can try.
Test a small hidden area first before you use a new cleaning solution on your awning.
Rinse your awnings with clean water every month or so when they are in use.
Brush off loose dirt.