Round Sheet Stainless Steel Cowl Vents
 
Crafted from premium marine-grade stainless steel, our round sheet cowl vents offer both durability and style for your vessel. Designed to promote efficient airflow below deck, these vents help reduce moisture buildup, eliminate odors, and improve overall ventilation in engine rooms, cabins, and storage compartments.
Each vent is precision-formed with a smooth, polished finish that resists corrosion in harsh marine environments. Ideal for sailboats, powerboats, and custom builds, these cowl vents combine function with a classic, low-profile look that complements any deck or hull.
 
Features:
Made from high-quality 316 stainless steel
Corrosion-resistant and built to withstand saltwater exposure
Polished finish for a clean, professional appearance
Designed for efficient passive airflow
Easy surface-mount installation
Available in multiple sizes
 
Upgrade your boat’s ventilation with a long-lasting solution that performs as good as it looks.
 
Size 3"   
Deck Plate Cut-Out 3-3/8" 
Deck Plate Overall Width 4-7/8"
Opening Dimensions 6-1/2"  
Height 9-1/2" 
Weight 2.2 lbs
 
Size 4"   
Deck Plate Cut-Out 4-3/8 " 
Deck Plate Overall Width 5-5/8"
Opening Dimensions 8-1/2"  
Height  12"
Weight 3.75 lbs