Greenheck Offers New Horizontal Blade AMCA 540/550 Wind-Driven Rain Louver
August, 2016

Greenheck’s new Model EVH-901 dual module louver provides for high volume intake and exhaust ventilation and protects against water penetration even under the most severe wind-driven rain conditions. Model EHV-901 is AMCA 540 and 550 Listed for Wind Borne Debris and High Velocity Wind Driven Rain protection and AMCA Certified for Water Penetration, Air Performance and Wind-Driven Rain. Model EVH-901 incorporates  a factory assembled horizontal blade front model and vertical blade rear module to fit both the desired form and function for louvers applied in the Hurricane Prone Region. The International Building Code requires that all intake and exhaust EHV-901-RM-Cutaway ventilation louvers in the Hurricane Prone Region comply with AMCA 550 (High Velocity Wind Driven Rain) and AMCA 540 (Test Method for Louvers Impacted by Wind Borne Debris) for certain applications in the Wind Borne Debris Region of the Hurricane Prone Region.

Manufactured of extruded aluminum, Greenheck louvers can be specified with a variety of options in a broad array of architectural finishes for durability and compatibility with adjacent components.

Greenheck is the worldwide leader in manufacturing and distributing air movement, conditioning and control equipment.

For more information about Greenheck products, visit or contact Greenheck, P.O. Box 410, Schofield, WI 54476-0410, (715) 359-6171, FAX (715) 355-2399.

To obtain more information about this Greenheck announcement you may:

  1. Request information
  2. Contact your local Greenheck Representative
  3. Phone us at (715) 359-6171 or fax us at (715) 355-2399
  4. Write us at Greenheck, P.O. Box 410, Schofield, WI 54476-0410