justdaveisfine comments on What are these things on the roof? [solved]

What are these things on the roof? [solved] (media.kbin.earth)

submitted 2 months ago by celeste@kbin.earth to c/whatisthisthing@lemmy.world

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Thanks!

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[–] justdaveisfine@piefed.social 24 points 2 months ago

They stop ice from freely sliding off.