Best for remote locations, satellite locations, and focused locations for up to 3 products. Key Features - Compact- Install Buckeye Eco™® systems in virtually any custodial closet and maximize storage space. Self-Contained - No contact with concentrated product and no exposed tubing. Cohesive User Interface & Experience - Buckeye Eco Pro™® and Buckeye Eco Element utilize the same user interface including system operation, labeling, icons, and seamless push and lock buttons. User Designated Lock - Choose between hidden and keyed integrated lock options. Translucent Buckets - Visual product inspection ensures product is always available. ASSE 1055-2009 B - Safer proportioning without the concern for back-flow or siphoning.