Collection: 1-Slot Linear Slot Diffusers (25mm / 1" Slot Width)

FLO-MATRIX HVAC WASD25-1 Series one-slot linear slot diffusers combines the engineering quality and architectural elegance into one. Ideal for applications that require continuous lengths without compromising air distribution performance.  Fully adjustable, aerodynamic pattern controllers fabricated from extruded aluminum allows air pattern adjustment from vertical air flow to a tight air stream that would span a cross the ceiling in a horizontal air pattern. By provide a tight horizontal air flow pattern and maintains stability even at low airflow rates, making the FLO-MATRIX HVAC Linear Slot Diffusers FWASD Series ideal for VAV applications.


  • 1" (25mm) slot width with number of slots ranging from one to twelve slots.
  • Optional blank-off strips for inactive sections are available.
  • Typical standard lengths: 12", 16", 18", 20", 22", 24", 32", 36", 48", 60", 72", 96”
  • Custom lengths are available upon request
  • Available in curved design, please contact us for further details.
  • Also available mitered corner section (ZMC) with static core inserts for enhanced cosmetic finish.
  • The FWASD25-1 Series is recommend to be installed with FLO-MATRIX HVAC FXP 2" Series Plenum

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