Mold Armor E-Z Siding & House Wash Pressure Washer Concentrate with Microban is an outdoor wash that powers through tough stains on home exteriors. This power washer surface cleaner kills mold and mildew and powers away dirt and grime with its concentrated formula. Great for use on vinyl, siding, brick, stucco, aluminum, trim, PVC, plastic, and as a gutter cleaner. To use: 1. Spray surrounding plants with water using a garden hose. 2. Add product to pressure washer solution tank. Ensure tank is clean before filling with product. 3. Wash surface with cleaner using a Low pressure spray nozzle. Coat the area, working from the ground upward. 4. Allow to work for 10 minutes. 5. Rinse surface with water using a High pressure nozzle. 6. Spray surrounding plants with water using a garden hose after use. 7. Rinse the solution tank with water prior to storage. This concentrate is anti-corrosive to protect power washer parts but should not be allowed to dry on glass. Keep away from children and follow all directions carefully.