Model EACA-601 is an extruded aluminum combination louver-damper with drainable style blades, airfoil style damper blades and concealed damper linkage within the louver jambs. When in the open position this louver functions as a conventional louver while providing tight shut off from air and other elements when in the closed position. This product is most often provided with factory-mounted and adjusted electric actuators.

  • 6-inch depth
  • 48% free area (4 ft. x 4 ft.)
  • 1,221 fpm free area velocity at the beginning point of water penetration
  • Highest intake volume capacity in its class


AMCA 500-L Water Penetration and Air Performance

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