Sea Dog 727300-3 Low Profile Cowl Vent with Snap-on Deck Plate. Cowl vents are designed for air intake or for cabin ventilation when used in conjunction with a dorade box. Great for bilge ventilation with or without a blower. Constructed of dip molded PVC these low-profile cowl vents are ideal for applications where a taller vent would foul lines or restrict crew movement. Includes snap-on deck plate and cover for use in rough weather. UV resistant. White with a traditional red interior. Note: Avoid contact with acetone or strong solvents.