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Tag: Plenum Rated Cable

  • What is Plenum Rated Cable?

    Posted in Installation Tips | October 19 2012

    Many people get confused when they try to figure out what Plenum cable is? Plenum cable is cable that is laid in the plenum spaces of buildings. The plenum is the space that can facilitate air circulation for heating and air conditioning systems, by providing pathways for either heated/conditioned or return airflow's. Space between the structural ceiling and the dropped ceiling or under a raised floor is typically considered plenum; however, some drop ceiling designs create a tight seal that does not allow for airflow and therefore may not be considered a plenum air-handling space.

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