Description
Attwood Cowl Ventilator 3" I.D. | Boat Supply Store
Ensure optimal air circulation within critical vessel compartments with this hull-mounted cowl ventilator, designed for 3" I.D. wire-supported ventilation hose. The Perma-Plate® ZAMAK vent provides superior corrosion resistance, while the non-corrosive plastic flange ensures durability in marine environments. This unit meets ABYC H-2 requirements for cross-sectional area, making it suitable for engine compartments, galleys, or heads on offshore fishing boats operating in the Gulf of Mexico.
Key Features
- Corrosion-resistant plastic construction that will not discolor
- Engineered for efficient intake or exhaust airflow
- Meets ABYC H-2 cross sectional area requirements
- Flexible hose flange facilitates straightforward hose connection
- Secure snap-on vent attachment to flange
- Durable chrome-plated die-cast Perma-Plate® ZAMAK vent
- Non-corrosive plastic flange for long-term integrity
- Designed for easy installation with #8 screws
Specifications
| Product Specifications | |
|---|---|
| Vent Material | Chrome-plated die-cast Perma-Plate® ZAMAK |
| Flange Material | Non-corrosive plastic |
| Installation Screw Size | #8 screws |
| Installation Hole Size | 3-1/4" to 3-1/2" |
| Application | Intake or exhaust |
| ABYC Compliance | H-2 |
| Hose Not Included | Yes |
Who This Is For
Boat owners and marine professionals requiring robust, code-compliant ventilation solutions for engine rooms, galleys, or heads. Ideal for those seeking a durable, easy-to-install option for maintaining proper airflow and air quality on their vessels.
How It Compares
| Feature | Attwood Cowl Ventilator 3" I.D. | Competitor |
|---|---|---|
| Vent Material | Chrome-plated die-cast Perma-Plate® ZAMAK | Chrome-plated brass |
| Flange Material | Non-corrosive plastic | Plastic |
| Hose Size | 3" I.D. | — |
| ABYC H-2 Compliance | Yes | Typically less capable |
| Hose Connection | Flexible hose flange screws onto hose, vent snaps onto flange | Hose clamps onto flange |
Common Concerns Answered
Does the ventilation hose come with the Attwood Cowl Ventilator?
No, the ventilation hose is not included and must be purchased separately to ensure proper fit and material compatibility for your specific installation.
Is the vent material prone to corrosion?
The vent is constructed from chrome-plated die-cast Perma-Plate® ZAMAK, offering excellent corrosion resistance for marine environments, though some users may prefer solid metal construction.
What is required for installation?
Installation requires basic hand tools and drilling for #8 screws. The snap-on flange system simplifies hose attachment, making it an easy DIY project for most boaters.
Frequently Asked Questions
What size ventilation hose is compatible with the Attwood Cowl Ventilator?
This Attwood Cowl Ventilator is designed for a 3-inch I.D. (Internal Diameter) wire-supported ventilation hose.
Can this vent be used for both intake and exhaust?
Yes, this vent is designed to function effectively for both air intake and air exhaust applications within your vessel.
What material is the Attwood Cowl Ventilator made of?
The vent component is made of chrome-plated die-cast Perma-Plate® ZAMAK, and the flange is constructed from a non-corrosive plastic.
How is the Attwood Cowl Ventilator installed?
It is a hull-mounted unit that installs using #8 screws and requires a 3-1/4" to 3-1/2" installation hole. The flexible flange allows for easy hose attachment, and the vent snaps onto the flange.
Does the Attwood Cowl Ventilator meet ABYC standards?
Yes, this cowl ventilator meets ABYC H-2 requirements for cross-sectional area, ensuring compliance with safety and performance standards.
