Wine Guardian wine-cellar cooling systems are specifically designed to preserve your wine for proper aging. Restaurants, hotels, wine bars, grocery stores, wine collectors, and wine enthusiasts trust us with their wine. Here's why you can rely on Wine Guardian to preserve your fine wine investment. -Control both temperature and humidity with precision -Operate the most energy efficient wine cellar cooling system -Relax with the quietest cooling system for wine cellars -Trust in durable, commercial-grade quality With several types of ducted, ducted-split, and through-the-wall systems, Wine Guardian offers more models, capacities and options in wine-cellar cooling than any other manufacturer, anywhere in the world. See why, when it comes to wine cellar design and environment control, theres no one with more knowledge and expertise than Wine Guardian.