> Wouldn't it be possible to create way more energy efficient model that has an outside body? Lots of shops (think mostly of butchers, charcuterie or take-away

> Wouldn't it be possible to create way more energy efficient model that has an outside body? Lots of shops (think mostly of butchers, charcuterie or take-away restaurants) here in Argentina do this, I think mostly to avoid all that heat and noise being trapped in the premises.