so let's say you have sunbrella on your awning and one day it gets dirty okay that was close well like i was saying if your awning was made with cotton you might have a problem here but with sunbrella you have nothing to worry about let me show you voila no bird poop no stains no nothing except a beautiful awning ready to take on the world have a really tough or stubborn stain no problem here's an easy way to clean it up simply mix together one cup of bleach one quarter cup of mild soap or detergent and one gallon of water clean your stubborn stain with a soft bristle brush while allowing the mixture to soak into the fabric for up to 15 minutes rinse thoroughly air dry and you should be all set for a complete care and cleaning guide for your fabric at home on the water or around town visit sunbrella.com incoming