Answer these questions in order to make valid Recommendations for you What percentage of the time do you want the unit the operate. 25% 50% 75% 100% why is it important to know this? if you don't want your unit to run frequently you should ensure: a) your cellar is built properly b) We suggest a unit that is at least 1500 BTU more than our final calculator How much is your wine investment worth at present value? less than 25k 25k 50k 75k 100k more