Our Innovative Mini Bulk All-In-One tank set up has become a staple in the industry – and because of so many requests, we’ve expanded from the original DEF PRO All In One into new systems including windshield washer fluid. Our Mini Bulk All In Ones come in several different builds to fit your needs or budgets, including economy packages, lockable cabinets, inventory management, and high flow systems. Each system is built for your specific application; be sure to communicate your requirements with your sales representative.