55FL
Aluminum Aeroblade Return Grille, 1/2" blade spacing with Zero Degree Deflection, Blades Parallel to Long 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 0° 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”