Features Produces up to 300 gallons per day / 12.5 gal per hour Converts RO water to DI water on demand Delivers DI water at 60 psi and 2.0 GPM Simple installation with plug-and-play connections Wall-Mountable or Floor-Standing supported Price includes FREE Shipping System Comparison Mod 1 (Pro System w/ Tank) By producing and storing RO water before it goes through the DI filter, which can be stored for long periods without losing quality, you'll extend the life of your DI filters. This allows for the production of larger volumes of DI water at a lower cost in commercial applications. Complete plug-and-play solution. Includes 40-gallon RO tank. Pump system to deliver water from RO tank to DI filer with integrated pump system ON/OFF switches. Supports up to a 2.5 GPM pressure washer. Shipping Weight (x2 Packages): Spotless Pro: 82 lbs Pro Tank: 25 lbs Mod 2 (Pro System Only) Got your own water tank or prefer to source one locally? The Mod 2 system for you. Includes float switch and all other connections to use with your tank. Supports up to a 2.5 GPM pressure washer. Shipping Weight: 82 lbs Mod 3 (Pro System - No Pump) Ideal for applications that require only on-demand DI water, such as mobile detailing or window cleaning, where a water tank is mounted on your vehicle or a water trailer. Shipping Weight: 82 lbs Requirements 115V 10AMP power outlet Supply water Drain for RO waste stream Garden hose with sprayer Specifications RO Membrane life: ~3 Years DI Cartridge life: ~3,000 gallons Sediment Filter life: ~9,000 gallons Charcoal Filter life: ~9,000 gallons Dimensions Spotless Pro: 22" (l) x 11" (w) x 33.5" (h) 42 Gallon Tank (included w/ Mod 1 system)): 42" (h), 18" (diameter)