Renewaire case study: Maduro Cigar Bar A recent trend in the downtown areas of a lot of North American cities is the explosive growth of cigar bars. For most cigar smoking patrons this is quite a pleasurable experience. However, for those non-smokers who decide to accompany their smoking friends into a cigar bar, the experience was uncomfortable, to say the least. To resolve this, fresh air has to be continually introduced into the bar area at

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