TBD3-FR Supply

Product Information

View Performance Data TBD3-FR Supply
Three Hour Rating - Lay-In

Models 1/2" (13) Slot Width
3/4" (19) Slot Width
1" (25) Slot Width

PRICE TBD3-FR Series T-bar diffuser are
Fire-Rated Assemblies UL Listed (Underwriters Laboratories Fire Resistance Directory) and ULC Listed (Underwriters Laboratories of Canada Equipment and Materials Directory). This design meets time versus temperature test criteria and NFPA 90A requirements.

TBD3-FR T-bar diffusers feature extruded aluminum “ice tong” pattern controllers. The smooth curvature of the adjustable pattern controller produces a tight ceiling-hugging pattern down to low flow rates, or a strong vertical pattern as required. The pattern controllers can also damper the air flow in either horizontal or vertical and produce 180° control of the air pattern.

  • Available in 1 and 2 slot configurations.
  • Available in both imperial and hard metric module sizes.
  • Available standard module lengths - 24"/600mm, 30"/750mm, 36"/900mm, 48"/1200mm) and 60"/1500mm.
  • Non-adjustable, non asbestos flap type ceiling radiation damper fits flush against plenum wall for low noise and unnrestricted air flow.
  • Flap damper has the thermal blanket encased within the blade eliminating airstream erosion and deterioration.
  • Positive spring closure and locking clip for added safety.
  • Designed for use in an exposed grid suspension ceiling (T-Bar Lay-in) with up to a three hour assembly rating. Units must be installed in accordance with the instrucctions that accompany each unit.
  • Easily replaceable fusible link. Standard 165°F (74°C), optional 212°F (100°C).
  • Factory installed outer T-Bar clips (all 4 sides).
  • Module lengths of 48"/1200mm and 60"/1500mm have pattern controllers divided into 2 segments which allows for air pattern split deflection (see illustration above).
  • Optional coated fiberglass insulation TBDI3-FR

    Product Selection Checklist

  1. Select Inlet Diameter based on system design or duct requirements.
  2. Select Module Length based on ceiling module.
  3. Select Outlet type by model number (Slot width, insulation).
  4. Select Number of Slots.
  5. Select Finish (Center T-Bar only).

Example: 8 / 48 / TBD375-FR / 2 / B12

Pattern Controller - Black
Center Tee – White Powder Coat
For optional and special finishes see
color matrix.

  • Plenum – Coated Steel
  • Pattern Controller / Center Tee – Extruded Aluminum
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