Marine City 5” Round Butterfly Vent–304 Stainless Steel Center Knob Shutter Vent

The Marine City 5” Round Butterfly Vent with Center Knob Shutter is crafted from marine-grade 304 polished stainless steel, offering exceptional corrosion resistance and durability in harsh marine environments. Designed for effective airflow control, the center knob shutter allows smooth opening and closing to regulate ventilation as needed.

This vent is commonly used for marine companionway doors, cockpits, cabin ventilation, and is also suitable for household sheds or additional airflow applications. Its sturdy construction ensures long-lasting performance, while the polished finish adds a clean, professional appearance.

Installation is quick and hassle-free, requiring no modifications or specialized mechanical skills. With a 5-inch diameter, this vent provides reliable airflow and durability for boats, yachts, ships, and marine vessels. Each package includes  Marine City Stainless Steel 5” Round Butterfly Vent.

Key Features 

• Marine-Grade 304 Stainless Steel: Polished finish offers excellent corrosion resistance and long-term durability

• Center Knob Shutter Design: Smooth open and close control for efficient ventilation

• Versatile Applications: Ideal for marine companionway doors, cockpits, cabins, yachts, ships, and even household sheds

• Easy Installation: Simple to install and maintain with no modification required

• Secure & Durable: Strong construction prevents loosening and ensures reliable performance

• Package Includes: Marine City 5” Round Butterfly Vent with Center Knob Shutter