The Harris PRO Sprayer is used by professionals and homeowners, in commercial, industrial and household environments. The bottle and trigger sprayer are made of heavy duty polyethylene and are recyclable. It has a measuring scale in ounces for easy measuring and mixing. Sprayer rate is 3cc. The Professional Sprayer can be used for household cleaners, liquid plant foods, misting insecticides and weed killers, window cleaners, spot removers & bleach. It is used by janitorial professionals, landscape and industrial technicians, beauty salons, restaurants, automobile mechanics, car wash technicians, carpet cleaning companies, and many other facets.