Since it spans the whole floor space there must be a massive cavity in there

    • LifeInMultipleChoice@lemmy.dbzer0.com
      link
      fedilink
      English
      arrow-up
      3
      ·
      15 hours ago

      The building likely has walls that go 6-8ft up passed the actual roof. The HVAC units and such sit on the roof exposed to the elements. I’ve been on several roofs like that