50XCW06-24 Omnizone™ Water-Cooled Indoor Self-Contained Systems with Puron® Refrigerant (R-410A) 5 to 20 Nominal Tons 50XCW06-24 Omnizone™ Water-Cooled Indoor Self-Contained Systems with Puron® Refrigerant (R-410A) 5 to 20 Nominal Tons