“The curtain you can’t close” advertisement by the American Air Current Corporation of St. Louis, Missouri. Now Berner International. [1960]

    by Trivial_Web69

    4 Comments

    1. that some bold claims… a heavy driving rain with a stiff 20 knot wind is going right through that “wall” unless the “wall” itself is blowing so hard that it would knock peeps down. of course, just my opinion, I could be wrong.

    2. Outside_Reserve_2407 on

      Seems like the company and the technology is still around. Used mostly for industrial or retail purposes, in conjunction with physical doors. Probably useful for extreme climates.

    3. Intelligent-Wear-114 on

      Supposedly keeps the flies out – I’ve seen this kind of thing at grocery stores 

    4. Trivial_Web69 on

      Yes. I believe you are accurate. I’ve seen it for automotive service departments.

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