Plenum Only Series — High Profile Molded Fiberglass Back

  • These fiberglass backs are sold seperately for field installation. (Glue or double sided tape recommended)
  • Available in R4.2, R6 or R8
  • High profile recommended for T-bar diffusers without steel back panel
  • Accepts 6"-14" unique tab collars (800TC series) or 6"-18" unique snap in collar (805-RC & 805PP series)
  • Accepts standard spin-in collar
  • Bonded foil vapor barrier minimizes condensation
  • Deep plenum cavity improves performance
  • Fiberglass back meets or exceeds the following tests and ratings:
  • Meets 25/50 tested in accordance with A.S.T.M. E84 (UL7230 UL181 Erosion and Impact Test, and will not support microbial growth
  • Attachment of molded fiberglass back and 805RC collar requires 805PP Push Pins. Pins are to be pushed through underside of insulation into collar.