boat air vent / stainless steel
Attwood hull-mounted vents are 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.
Suitable for installation on any flat or most contoured hulls. Constructed of all-welded #304 stainless steel with a polished finish. Vents for use with 3" I.D. ventilation systems, and require a 1343 collector box. Install with #6 screws.