ETB900 INS — Eggcrate Return Grille with Fiberglass Back

  • Eggcrate style face
  • R4.2 molded fiberglass back
  • Accepts 6" to 14" unique tab collar (800TC series) or 6" to 16" unique snap-in collar (805RC and 805PP series); also accepts standard spin-in collar
  • No steel, great for MRI rooms
  • Bright White Enamel finish