
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