Scotts ZeroScrub Ready to Use Spray Hose End House and Sliding Door Cleaner is designed to eliminates stains from moss, mold, mildew and algae on your house and siding in as little as 24 hours. Features ZeroScrub technology so no scrubbing or power washing is needed when cleaning, just simply spray and walk away. Ideal for vinyl, stucco, wood, composite wood, shingles, stone, cement, brick, and many more surfaces. Gets siding clean, and helps it stay clean longer. Comes in a ready to use 32 oz. spray house end bottle.