• RubberDuck@lemmy.world
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    1 month ago

    Won’t this just be styrofoam inserts to keep concrete away from places where you don’t want it during the poor?

    But then… it’s Russia.

    • mvlad88@lemmy.world
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      1 month ago

      For that you use planks because a) they are cheap and can be reused b) styrofoam won’t hold back a couple of tons of concrete.