Spray & Forget is eco-friendly and does not contain bleach, acid, lye or phosphates. Use Spray & Forget and eliminate the need for damaging pressure washing or laborious rinsing. Spray & Forget is biodegradable, non-corrosive, non-acidic, and has a near neutral pH. It also works to prevent the stains caused by biological growth from returning. The cleaner is perfect for use on all types of decks, patios, walkways, pavers, landscaping stone, siding, fences, outdoor furniture, flowerpots, awnings and more. Simply spray and forget; it's that easy.