How would you seal this gap under central boiler hydronic baseboard heaters that only get warm, not hot. - eviltoast
  • Skhate_or_die@lemmy.world
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    1 year ago

    My approach would be to get a tube of silicone caulk that handles a decent range of temps and a length of hose that fits over the tip of the tube to reach under if the caulk won’t reach on its own.