Plastic Float Valve / Model P16 (WATTS - 780044)

Model AFJ-801 acoustical louver protects air intake and exhaust openings in exterior walls. The insulated J-style blades provide high free area and low airflow resistance while also reducing airborne noise transmission.

8-inch depth

27% free area (4 ft. x 4 ft.)

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

STC Rating: 12