The Tucker® RO/DI Cart is a professional 3 stage purification system. Will allow you to create pure water on demand. Capable of running one water fed pole 2-3 stories. This system is built on a lightweight steel frame that has been powder coated to reduce wear and rust. Large wheels included for navigating any rough terrain. The three stages of filtration includes a combination carbon/sediment filter, 40″ RO membrane, and a refillable 1/8 cubic foot DI filter. Included with the purchase of this system is 50′ of 3/8″ hose and a handheld TDS meter. This system is extremely versatile, can be operated laying down or standing up.