Horizontal Blade Louvers - EHH-501
Model EHH-501 protects air intake and exhaust openings in exterior walls sensitive to water penetration. The design features a drainable head. Horizontal rain resistant blades provide exceptional resistance to wind driven rain.
5-inch depth
43% free area (4 ft. x 4 ft.)
1,250 fpm free area velocity at the beginning point of water penetration
Class A Wind Driven Rain performance
30-day money-back guarantee
Shipping: 2-3 Business Days