Attwood Venturi Vent - Black

Attwood Venturi Vent - Black Designed to install by fastening as a complete unit from either inside or outside the hull. Ventilation hose (not included) twists into the bottom of the box to form a raised water barrier. All collector boxes and vents are designed for intake or exhaust and meet ABYC H-2 cross sectional area requirements. Clean, contemporary, louver design. Corrosion resistant ABS pla