This Nicro deluxe vent is a perfect air intake supplement to solar ventilation and is commonly used as part of a bilge ventilation system

Features:

• Made from soft and durable PVC, it returns to its original shape if stepped on and resists snagging deck lines
• White exterior with bright red interior
• Diameter: 4"
• Height: 5-1/2"
• Cutout Diameter: 4-3/4"
• Includes White Snap-In deck plate and cover
• Flexible and low profile