How to Build a Wine Cellar in Your Basement

Building a basement wine cellar is the ideal way toVapor barrier. A vapor barrier is required if a cooling
store and preserve your wine collection. Theunit is to be installed. Six mm polyethylene sheeting is
importance of planning your cellar cannot beapplied to the warm side of the cellar walls. The
overemphasized. Commit your plans to paper beforevapor barrier must be applied either to the outside of
you rush to the lumberyard. Planning in advance willthe walls and ceiling or, if it is impossible to get to the
help you avoid problems later. These are the thingsoutside, then the plastic sheeting must be applied
to consider at the planning and drawing stage:from within the cellar.
Cellar capacity. The space you have available for theCeiling. The ceiling will require insulation in the same
cellar will limit the number of bottles you can store;manner as the walls. Depending on what's already in
however, most cellars become too small for theirplace you may be able to add insulation between
owner's needs so plan for the largest cellar you canexisting ceiling joists.
manage.Floor. The floor needs to be insulated, too. However,
Electricity. Your cellar will require lighting and, if you willif the floor is concrete - as is commonly found in
be adding a cooling unit, it will require a power outlet.basement areas - additional insulation may be
Place the power outlet above the cooling unit whereunnecessary. Although concrete has a near zero
it will be out of sight and it won't interfere withR-value, in conjunction with the earth underneath it
bottle storage.provides thermal mass which should prevent heat
Cooling unit position. In your particular cellar you mayseeping into the cellar or coolness escaping.
not have a lot of choice in where you place yourDoor. Plan on whether the door is to open to the left
cooler. Coolers are generally mounted between studsor right and to open in or out. If the door opens
so consider its placement at the planning stage.outward you'll have more room in the cellar for wine.
Sufficient ventilation is required to dissipate heatHowever, an outward opening door isn't always
away from the cooling unit and the unit should bepossible. Make sure your door isn't going to bump into
located in a position where you can access the reara sloping ceiling and buy or at least choose your door
of the cooler from time to time for cleaning. Mostbefore you begin construction of the stud walls..
cooling units are designed to exhaust into an openThe door must be solid core, exterior grade. Any
area and should not be ducted.glass inserts in a door must be at least double-pane
Walls. Stud walls should be constructed from 2 x 4 orinsulated and tempered.
2 x 6 lumber spaced 16 apart. Follow your local orLighting. Lighting is an important part of the overall
state building code. Using 2 x 6 construction will allowwine cellar ambience. Recessed ceiling lights are
for 6-1/4 thick R19 insulation.popular but should be avoided unless you choose
Types of insulation. Fiberglass or extrudednewer "air lock" models. In any case, recessed lights
polystyrene insulation is commonly used in winewill take up ceiling space that is better filled with
cellars. Sometimes blown-in insulation can be used.insulation.
The minimum level of insulation for interior walls isLow voltage track lighting can work well in cellars and
R-11 or R-13. The ceiling and exterior walls require athis can be wall mounted in a low ceilinged cellar.
minimum of R-19 insulation.