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Steel Plenum Slot Diffuser (Fixed Blade, Fire Rated)
The PFTBS offers the safety of fire rated performance with the proven PTBSS series diffuser. It is intended for use with Lay-in T-Bar application involving fire rated ceiling designs. It combines flexibility with all of the features of the standard PTBSS and is available exclusively in steel. PFTBS comes standard as a UL 263 classified assembly which incorporates a 3-hour rated fire damper.
  • Combination Curved Blade Slot Diffuser with Plenum, Steel Construction
  • UL Listed Fire Damper Meeting NFPA 90A Requirements
  • Center T-bar and Optional Side T-bars Furnished
  • Inlet Collar Drawn from Diffuser Plenum Wall Eliminating Leakage
  • 1 or 2 Slots with 3/4”, 1” or 1 1/2” Slot Widths
  • 24”, 36”, and 48” Length Units
  • Insulation is Optional
  • Standard Finish is Black Face with British White Center and Side T-Bars