|Bin to Bottle's [relatively] new barrel room. It's about the size of a football field,|
and it's packed 6 barrels high!
Since most of his clients age their wines in barrels for 1 to 2 years, he keeps them in a fully climate-controlled room at 75% humidity. And since Napa gets really hot during the summer, the entire roof of the barrel room is covered with state of the art solar panels that provide 100% of the facility's AC and lighting needs. At night, once the outside air gets cool enough, large vents automatically open up to ventilate the facility and cool it without any need for additional power consumption.
BTB has about 200 fermentation tanks, and most are stacked tanks (2 tanks, one on top of the other). Here's what a couple of rows of tanks look like: