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  Model API - T-Bar Plenum Slot Diffuser  
       
 
Application
  • Linear air pattern provides excellent coanda ceiling effect ideal for very low turndown in VAV systems. Ideal for perimeter zones requiring coverage across windows and exterior walls.
  • Integral plenum-slot linear diffuser for heating and
    cooling applications
  • Designed specifically for lay-in T-bar grid systems
  • Versatile diffuser controllers to adjust air pattern 180 degrees from horizontal to vertical
Product Features
  • 1 or 2 slot units standard, in slot widths of 1/2", 3/4", or 1"
  • 24", 36", 48", 60" nominal lengths
  • Exposed face surfaces and pattern controllers are
    painted black, center tees are Arctic white
  • Separate pattern controller for each slot, adjustable from the face
  • Pattern controllers also serve to control airflow rate through each slot
  • Diffuser and plenum are integral, eliminating potential air leakage.
Options
  • 1/2" internal or external insulation, foil-faced insulation, closed cell “fiber-free” insulation
  • Inlet damper
  • 3 and 4 slots
 
Typical
Specification

   
   
       
Submittals
Model Mounting # of Slots Slot Widths  
API-S Lay-In T-Bar 1 - 4 1/2", 3/4", 1", 1-1/2"
9/16" Narrow Slot
API-F Lay-In T-Bar 1 - 4 1", 1-1/2"
9/16" Narrow Slot