The Extreme Platinum Series is WhisperKOOL's most advanced and powerful self-contained cooling unit. The Platinum Extreme Ducted is designed to save space in your wine cellar using ducting instead of mounting the unit through the wall. The unit will sit in another room like a utility room and get ducted up to 25 feet both into the wine cellar and outside. Extremes are acceptable for venting through an exterior wall and can operate in a 110°F exhaust environment. This kit includes a remote that can be mounted outside of your wine cellar for easy access to see and set the conditions inside your wine cellar. The Platinum Series includes our most advanced LED liquid temperature controller and upgraded electronic components. The systems are designed to maintain 55°F and 50-70% relative humidity in cellars up to 2000 cubic feet. Made in the USA. Operates in extreme environments Remote for easy access to set & see conditions Advanced electronic control system Liquid bottle probe Humidity control Energy saving mode Fully ductable 55°F temperature differential External grille available for exterior venting 2 Years Part & Labor 5 Year Parts on the compressor How to Build a Wine Cellar Dimension: 28-1/2"H x 14-1/4"W x 51-1/2"D Installation Notes: Mounts easily through your wine cellar wall and vents to an adjacent room or outside. Venting space must be as big or larger than you wine cellar. Your cellar must be properly insulated and vapor sealed for the unit to cool properly. For further descriptions and comparisons please call 800.377.3330 for a free consultation with one of our wine storage specialists. Wine Enthusiast strongly recommends a full consultation with a Wine Storage Specialist before purchasing a wine cellar cooling unit. If the unit is returned due to an improper size incorrect application or other non-warranty challenges restocking and shipping fees will apply.