Venturi Vent (white)

Hull-mounted vents are designed to install by fastening as a complete unit from either inside or outside the hull. Plastic vents are corrosion-resistant, will not discolor. 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 plastic. for 3" or 4" i.d. ventilation system. requires 1341 collector box for 3" system, or 1342 for 4" system. install with #8 screws. sized for installation even on highly-contoured decks.
dimensions: 17 9/16 "long x 2½" wide. white