DESC: The Vinotemp 230G comes with two attractive double paned thermal glass doors. It comes standard with heavy duty insulation (1 1.6 R factor) on walls and doors; humidity, odor and rot-resistant wood interior racking with metal bracing for strength creating individual cubicles to hold and protect each precious bottle of wine, a magnetic gasket 360° around door to maintain the efficiency and integrity of your storage environment are just a few of the features that are standard on every premium quality Vinotemp winecellar.