The Ultimate Guide In Cleansing Composite DeckingContentsThe Chlorine Bleach ScamTwinfinish Cleansing TipsDefy Composite Deck Cleaner, 2 25 Lb ContainersWhen completed, merely rinse the grime away with a hose. Next you'll be able to begin to clean the deck with the grain utilizing your stiff bristle brush to take away dirt, mildew, mold, stains etc