3FS
Aluminum Return Grille, 45 Degree Deflection, 3/4" blade spacing, Blades Parallel to Short Dimension
AeroBlade Return Grilles are the quietest in the industry. Utilizing a unique airfoil blade design, these grilles provide the ultimate in performance and noise reduction. AeroBlade grilles are available in steel or aluminum construction and various blade spacing options.
FEATURES AND BENEFITS
  • One set of 45° fixed blades
  • Optional opposed blade damper has slide adjustment accessible at face of register
  • Material is heavy extruded aluminum for blades and border
  • #8 x 11/4” lg. Phillip’s flat head sheet metal screws painted white
  • All dimensions are ± 1/16”