Zep Premium Carpet Shampoo Concentrate is a professional-strength carpet cleaning solution designed for deep cleaning and stain removal in residential and commercial settings. Formulated for use in carpet cleaning machines, extractors, and steam cleaners, this low-foam formula penetrates deep into carpet fibers to lift embedded dirt and tough stains. It also helps resist re-soiling, keeping carpets cleaner longer. One gallon of concentrate makes up to 25 gallons of ready-to-use solution for economical, large-area cleaning.