Description: This product features 3-inch deep vertical rain-resistant blades. It is Air Movement and Control Association Intl. Inc. (AMCA) 500-L certified for air performance, water penetration, and wind-driven rain; AMCA 540 listed for wind-borne debris; and AMCA 550 listed for high-velocity wind-driven rain. It is designed to provide high-volume intake and exhaust ventilation with maximum protection against water penetration, even in the most extreme weather conditions.
Contact: 715-359-6171; www.greenheck.com; eProduct 188