The Windex Outdoor Concentrated Cleaner 128-ounce Refill is designed for use with the specially-designed Windex Outdoor Concentrated Cleaner 32-ounce spray bottle that attaches directly to your garden hose, making it easy to clean and shine windows, patio furniture, brick, siding, grills, and other outdoor surfaces. This concentrated formula cuts through stubborn dirt and grime - just spray, rinse, and let dry for a brilliant, streak-free finish. Safe for use around plants and on painted (water- or oil-based), plastic, and exterior surfaces, the ammonia-free, phosphorus-free cleaner delivers trusted Windex results without harsh ingredients. For best performance, avoid using on automobiles or newly sealed asphalt, and test on a small area before applying to painted or wood surfaces.