Found in the wild
Was told this was an old Demco 508 heat detector. Can anyone confirm or add to the discussion? Thanks.
Was told this was an old Demco 508 heat detector. Can anyone confirm or add to the discussion? Thanks.
Was told this was an old Demco 508 heat detector. Can anyone confirm or add to the discussion? Thanks.
Was told this was an old Demco 508 heat detector. Can anyone confirm or add to the discussion? Thanks.