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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. 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. Modular construction to accommodate any ventilation opening size by interlocking two or more center sections. End sections interlock to the center section for a finished appearance. For 4 Inch I.D. ventilation systems using one or more 1348 collector boxes. End sections have two holes for number 8 fasteners.
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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