Designed for commercial use to save space or for a dispensing machine, this product is litterally 20 times more concentrated than your normal glass cleaner. You can mix with 20 gallons of water. Comes with extra dye and ammonia so the concetrate will make 21 gallons of normal glass cleaner. Leaves all surfaces film free and dust resistant. Fortified with ammonia. Non-streaking and foam free. Pleasant fragrance. 1 gallon makes 20 gallons! NOT FOR USE UNDILUTED !