Ship Mushroom Vent Head – Waterproof Deck Ventilation Cowl for Ships & Boats
Product Overview
The Ship Mushroom Vent Head is an essential passive ventilation component designed for ships, offshore vessels, and marine structures. Also known as a mushroom cowl or deck vent, its dome-shaped aerodynamic design ensures efficient air exchange in enclosed and below-deck areas while preventing water, spray, and debris ingress. Manufactured from robust, corrosion-resistant materials, it is ideal for maintaining safe and comfortable air quality in demanding maritime environments.
Key Features & Benefits
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Optimized Airflow Design: Aerodynamic shape enhances natural ventilation, drawing in fresh air and expelling heat, fumes, and humidity from enclosed spaces.
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Full Weather Protection: Effectively prevents entry of seawater, rain, and airborne debris—even in heavy weather or rough sea conditions.
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Corrosion-Resistant Construction: Available in stainless steel, aluminum, marine-grade plastics, and other durable materials suited for saltwater exposure.
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Versatile Applications: Ideal for engine rooms, cargo holds, fuel tank vents, bilges, accommodation quarters, and galley areas.
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Optional Integrated Features: Some models include flame screens, louvers, or insect mesh for improved safety and airflow control.
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Easy Installation & Low Maintenance: Designed for simple deck or bulkhead mounting with minimal upkeep requirements.
Applications
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Commercial shipping vessels and tankers
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Offshore platforms and rigs
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Naval and patrol boats
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Passenger ferries and yachts
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Fishing and workboats
Material Specifications
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Air Duct: Q235-A Carbon Steel
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Flame Screen: 1Cr18Ni9 Stainless Steel
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Screw: H62 Brass
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Handwheel & Pointer: Q235-A Carbon Steel
Product Marking & Compliance
Ventilation units are clearly marked per industry standards. Example:
C500 CB/T295-2000 (for DN500 Ventilated Canister)
Main Parameters & Dimensions
| Type | D₁ (mm) | H₁ (mm) | L (mm) | H (mm) |
|---|---|---|---|---|
| DN150 | 250 | 40 | 250 | 100 |
| DN200 | 320 | 50 | 250 | 110 |
| DN250 | 390 | 65 | 300 | 125 |
| DN300 | 470 | 75 | 300 | 135 |
| DN350 | 540 | 90 | 350 | 150 |
Certification & Customization
We offer OEM configurations and comply with international marine standards. Certifications including ABS, DNV, GL, and BV are available upon request.
The description/sizes may be different with goods, please check with us when order.
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