Attwood Cowl Ventilator

Attwood Cowl Ventilator

Keep bilge and cabin spaces properly ventilated with the Attwood Cowl Ventilator. This hull‑mounted vent is designed to install as a complete unit from either inside or outside the hull, offering flexible setup for intake or exhaust while meeting ABYC H‑2 cross‑sectional area requirements.

• Corrosion‑resistant plastic vents that will not discolor.
• Vent constructed of chrome‑plated die‑cast Perma‑Plate® ZAMAK for lasting durability.
• Flange made from non‑corrosive plastic; flexible hose flange screws onto the 3" I.D. ventilation hose, then the vent snaps onto the flange.
• Designed for use with 3" I.D. wire‑supported ventilation hose (hose not included).
• Hose twists into the bottom of the box to form a raised water barrier for reliable performance.
• Installs with #8 screws; Installation hole size: 3‑1/4" to 3‑1/2".
• Suitable for both intake and exhaust configurations and meets ABYC H‑2 requirements.

Specifications

• Material: Chrome‑plated die‑cast Perma‑Plate® ZAMAK (vent); flange is non‑corrosive plastic
• Helical connection: Works with 3" I.D. ventilation hose (hose not included)
• Installation: #8 screws; hole size 3‑1/4" to 3‑1/2"
• Manufacturer: Attwood Marine
• Manufacturer Part No: 1364A3 • UPC: 022697136497

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.