Premium Construction for Greater Performance

If you are looking for grilles that operate quietly for your industrial space, you have come to the right place. Featuring extruded aluminum blades in a 20-gauge steel margin, the Heavy-Duty Airfoil Grilles offer you unmatchable efficiency and the highest degree of quality.
 
AIGD Heavy Duty Airfoil Grille Double Deflection

AIGD Heavy Duty Airfoil Grille Double Deflection

  • Offers single and double deflection with 1-1/4”, 2” and 3” blade spacing
  • Furnished with countersunk screw holes for a clean, unobtrusive appearance
  • Available sizes range from 6"x4" to 48"x48" in 1" increments
AIGS Heavy Duty Airfoil Grille Single Deflection

AIGS Heavy Duty Airfoil Grille Single Deflection

  • The blades are constructed of heavy extruded aluminum held in a 20-gauge steel margin
  • Performance tested in accordance with ANSI/ASHRAE Standard 70-2006
  • Optional volume adjustment damper is operable from the face of the grille