Vetus PORTOS1 Mushroom Ventilator 4.6 Inch 316 Stainless Steel

The Vetus PORTOS1 Mushroom Ventilator delivers reliable passive ventilation for marine applications with a sleek, low-profile design. Constructed from polished high-gloss 316 stainless steel, this ventilator offers superior corrosion resistance in harsh saltwater environments while maintaining an attractive appearance.

Key Features:

• 4.6-inch diameter mushroom-style vent cap
• Premium 316 stainless steel construction with polished high-gloss finish
• 30 square centimeter free flow area for effective air circulation
• Integrated mosquito screen prevents insect intrusion
• Includes synthetic counter flange for secure deck mounting
• Low-profile design minimizes wind resistance
• No moving parts for maintenance-free operation

This passive ventilation system helps maintain fresh air circulation in cabins, engine rooms, and storage compartments while keeping out rain and spray. The mushroom design creates natural airflow without requiring electrical power, making it ideal for continuous ventilation on boats, yachts, and other marine vessels.