Sea-Dog Low-Profile PVC Cowl Vents with Snap-On Deck Plate
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Sea-Dog low-profile cowl vents provide passive air intake and ventilation where deck clearance is limited. Each UV-resistant dip-molded PVC vent includes a snap-on deck plate and cover. Choose the diameter and red or white interior; all four options have white exteriors.
Choose Your Vent
- 3 inch: 4-1/4-inch installed height; 3-3/4-inch cutout. Red 727130-3 or white 727132-3 interior.
- 4 inch: 5-1/8-inch installed height; 4-3/4-inch cutout. Red 727140-3 or white 727142-3 interior.
Intended Use and Fitment
For air intake, cabin ventilation with a dorade box, or bilge ventilation with or without a blower. Check opening dimensions and deck clearance. One complete vent assembly per option; photos represent the family rather than relative sizes.
Installation and Care
Follow the manufacturer installation instructions. Avoid acetone, strong solvents and polysulfide sealants. Replace cracked components or a cover that no longer seals securely.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.