STEP 2: Prepare the deck–cleaning solution. Pour 2 gallons of very warm water into a plastic bucket large enough to accommodate the head of a deck brush. Into the bucket, add 2 cups of powdered oxygen bleach (e.g., OxiClean, found in the laundry detergent aisle), which is milder than liquid chlorine bleach.
Formulating a homemade deck cleaner is not only simple, but it's often more economically and ecologically friendly than what you find in the aisle of your.
I am looking for suggestions on cleaning my composite deck…there is some green mold and mildew. Thanks.