Crankcase pressure regulator, KVL 15 (034L0049)

Model EDJ-401 is an extruded aluminum stationary non-drainable louver that protects air intake and exhaust openings in exterior walls. The design incorporates a drainable head, J-style blades and a sloped sill.

4-inch depth

52% free area (4 ft. x 4 ft.)

963 fpm free area velocity at the beginning point of water penetration