EDK-430
Model EDK-430 is an extruded aluminum stationary non-drainable louver that protects air intake and exhaust openings in exterior walls. The design incorporates a drainable head, 30-degree K-style blades and a sloped sill. 4-inch depth 55% free area (4 ft. x 4 ft.) 1,002 fpm free area velocity at the