This Incredible Tool (preventing insolation) That Our Ancestors Used To Keep Cool In The Summer.

Yeah, they cost money. So does installing air-conditioning. But they use no energy ( that’d would be bad for fossil energy-producers).

  • Robomekk
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    2 months ago

    Makes sense.

    In that case better for efficiency than interior blinds, but still blocking your view out.

    Would be handy for an especially hot day or week, but I wouldn’t like to have to keep my windows covered all summer.

    • idiomaddict@feddit.de
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      2 months ago

      They’re actually way more convenient than that! You have a strap on the inside of the window that you can use to raise or lower the shutters as much as you like. When it’s fully closed, the light is blocked out nearly completely though.