Mold Armor FG531HD E-Z Hose End Patio Furniture Cleaner, 32-Ounce Removes dirt and stains caused by mold, mildew and algae Covers up to 800 Square Feet Comes with its own hose attachment nozzle for easy application Easy to use - simply spray on, wait a few minutes, rinse off No scrubbing, Fast and easy, Cleans in 10 minutes