• Sunfoil@lemmy.world
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        5 months ago

        I can’t shake the feeling it looks like plastic, but that means we’ll have imminent catastrophic failure.

        • gordon@lemmy.world
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          5 months ago

          Metal flex chimney pipe. Looks like 6-8" or bigger.

          Edit: he says 150mm so 6"

    • Death_Equity@lemmy.world
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      5 months ago

      Stainless steel spiral crimped corrugated. Same type they use to reline chimneys for appliances or some gas burning fireplaces. Looks like 6".