Greenheck-012014-body.jpgThe new Greenheck model EVH-501 is a wind-driven rain louver designed to protect air intake and exhaust openings in building exterior walls from direct water penetration even in the most extreme weather conditions. AMCA Licensed for Water Penetration, Air Performance and Wind-Driven Rain, model EVH-501’s design incorporates a drainable head member and 5-in deep vertical rain resistant blades. Louvers featuring vertical blades offer the best protection against wind-driven rain and the vertical blade offers a distinct look to a building’s façade, said company officials.  Manufactured of extruded aluminum, Greenheck louvers can be specified with a variety of options in a broad range of architectural finishes for durability and compatibility with adjacent components.