Model ESD-635DE is a Miami-Dade Qualified and Florida Product Approved stationary horizontal drainable blade extruded aluminum louver designed to protect air intake and exhaust openings in exterior walls. ESD-635DE is AMCA 540 Listed for wind-borne debris impact and is approved for use in Florida’s High Velocity Hurricane Zone. With optional factory attached VCD-40 damper in the closed position this louver maintains AMCA 550 Listing for High Velocity Wind Driven Rain.

  • 6-inch depth
  • 59% free area (4 ft. x 4 ft.)
  • 1,077 fpm free area velocity at the beginning point of water penetration
  • Sizes available up to 4 ft. x 4 ft.


AMCA 500-L Water Penetration and Air Performance

AMCA 540 Test Method for Louvers Impacted by Wind Borne Debris (Basic Protection, Missile Level D)

AMCA 550 High Velocity Rain Resistant (with factory attached VCD-40 Damper in closed position)

Florida Test Protocol: TAS 201 Large Missile Impact

Florida Test Protocol: TAS 202 Uniform Static Air Pressure

Florida Test Protocol: TAS 203 Cyclic Wind Loading

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