Boat cowl vents serve as an excellent supplement to solar ventilation, providing optimal air intake. They are commonly used in bilge ventilating systems, with or without a mechanical blower. The introduction of soft, flexible, safe, and durable PVC vents was pioneered by Marinco, setting a benchmark in the marine supply industry. Notably, Marinco's 4" boat cowl vent models are designed to fit seamlessly into the same 4" Snap-In deck plates that are compatible with both Combo and 12V vents, available in 3" or 4" sizes.

With these high-quality boat cowl vents, experience enhanced ventilation, making them a valuable addition to any marine setup.

• Soft and durable PVC construction returns to original shape if stepped on
• Safer than metal cowl vents - prevents injury and resists snagging lines
• Snap-In vents include deck plate and cover
• Marinco adapter accessories make installing below-deck duct hose easy
• White with bright red interior
• Includes white Snap-In deck plate and cover
• Available in 3" or 4" sizes
• 3" size measures 8" high