The Northwest’s Complete Source For All Dust Collection & Ventilation Requirements

Airfoil Square Blowers (SQAF)

By: Cincinnati Fan

Airfoil Square Blowers (SQAF)

Cincinnati Fan manufacturers ten sizes of Model SQAF Square Airfoil Blowers in AMCA Class I, II, and III construction. The SQAF Airfoil Square Fans are an excellent choice for delivery of high air volumes at maximum efficiency.

All models are available with two wheel designs and in multiple widths from 50% to 100%, to deliver the exact performance you need with a direct driven blower. Belt driven arrangements are also available.

This fan is available in AMCA C spark resistant construction.


  • Capacities up to 27,985 CFM and 17″ SPWG.
  • Standard construction, air stream temperatures up to 200° F (93° C).
  • Optional high temperature construction, temperatures up to 750° F (398° C).


  • General ventilation
  • Dust collection
  • Combustion air
  • Oven and Drying systems

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Call 206.454.7070 today for help with your next dust, fume, mist or vehicle exhaust project!