REFURBISHED SYSTEMS: Grab a refurbished Spotless Water System at a great price! Systems have been inspected, tested, cleaned, and refurbished to original state. Cosmetic condition: good or acceptable (may contain minor scratches, imperfections, etc). The DIW-20 is our high-output wall-mounted system, providing approximately 300 gallons of deionized, spotless water based on your tap water quality. INCLUDES: Fresh dual 20-inch resin filter cartridges Battery-operated water purity indicator (TDS Meter) PVC hose quick-connectors Filter wrench Spray nozzle* *Maximize your filter's DI water production by using the spray nozzle on the flat or center setting to restrict flow to less than 2.5 gallons per minute. DIMENSIONS: 28" x 18" x 8" Please allow 4"clearance at the bottom when wall-mounting to allow space for filter replacements.