A wine cellar must be created and designed and like a refrigerator. Meticulous attention must be taken when selecting a room to build a wine cellar because wine can only be maintained in very specific environmental conditions. Underground rooms are ideal. However, make sure you consult a wine specialist – Custom Wine Cellars Virginia, before making any final decisions. Preparing the room is key to controlling the environmental factors that may affect the storing and aging of your wine. A well-constructed wine cellar will allow you to use a simple cooling system. First off, wide temperature fluctuations will damage wine.