exhaustducts

2 photos tagged exhaustducts, from 1 member of Flickr Commons.

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The last upload was July 2025.

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Chuck Walla said:
Guess: these blue cabinets may be uninterruptible power supplies for the plating tank exhaust hoods? Meaning they keep the exhaust hoods running if commercial power fails. I guess electronics would juggle air balance and energy saving issues. Variable frequency drives?

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