LOW PROFILE DESIGN – Built with a modern low-profile silhouette, this Dorade vent measures only 5-5/8" above deck to prevent line snags. Its sleek build delivers efficient airflow while preserving your vessel’s clean and streamlined appearance. SIZE & DIMENSIONS: 4" low-profile vent stands 5-5/8" above deck with 7-1/2" × 3-5/8" vent openings—ideal proportions for 35–45 ft boats. HIGH QUALITY MATERIAL - Our Low Profile vents and deck plates are crafted from cast 316L stainless steel, ensuring both an aesthetically pleasing appearance and long-lasting durability. Resistant to dents and built to withstand the rigors of marine use, they are designed to maintain their integrity indefinitely. EASY INSTALLATION: Standard 3-3/8" cut-out and compact footprint simplify mounting on coachroof, foredeck, or dorade box during refits or new builds. EXCEPTIONAL AIRFLOW – With vent openings measuring 7-1/2" x 3-5/8", it maximizes cabin air circulation for improved onboard comfort. Helps prevent humidity buildup and promotes a healthy, well-ventilated interior. DURABLE FINISH AND POLISHED LOOK – The interior is powder-coated using a baked-on method, adding strength and longevity to the finish. Its polished exterior resists tarnish and maintains its shine with minimal cleaning and upkeep. IDEAL FOR MID-SIZED VESSELS – Featuring a 4" vent size, it’s best suited for boats ranging from 35 to 45 feet in length. Typically installed in pairs, the vent system promotes balanced intake and exhaust airflow for fresher cabin air. BUCHAN MARINE QUALITY & SUPPORT: Designed by sailors for sailors—premium materials, precise casting, and responsive service to keep you cruising. LOW MAINTENANCE: Mirror-polished 316L wipes clean after wet passages; periodic rinse keeps the shine shipshape. LOW-PROFILE, TOPSIDE-FRIENDLY: Stands just 5-5/8" above deck to reduce sheet/halyard snags while keeping a clean, modern look on the coachroof or foredeck. Designed for mid-sized cruisers and racers (≈35–45 ft), the 4" Low-Profile Dorade Cowl Vent with Deck Plate delivers efficient intake/exhaust airflow to keep the cabin fresh and dry—whether you’re at the dock, on a mooring, or offshore. Standing just 5-5/8" above deck, its sleek profile reduces sheet/halyard snags while maintaining a clean, modern topside look. Precision-cast from 316L marine-grade stainless steel, it shrugs off salt, UV, and corrosion. Generous 7-1/2" × 3-5/8" vent openings move air effectively to cut moisture and odors, while the baked-on powder-coated interior adds durability and a tidy finish. A mirror-polished exterior stays bright with minimal maintenance. Key Features LOW-PROFILE, TOPSIDE-FRIENDLY: Just 5-5/8" high to minimize line snags and boom clearance issues. 316L STAINLESS CONSTRUCTION: Cast base/cowl resist corrosion and harsh marine environments. EFFICIENT AIRFLOW: 7-1/2" × 3-5/8" openings promote steady intake/exhaust to reduce cabin moisture. OVEN-BAKED INTERIOR: Powder-coated interior for extra durability and a clean belowdecks appearance. MIRROR-POLISHED FINISH: Long-lasting shine that wipes clean after wet passages. DECK-PLATE INCLUDED: Secure threaded interface for reliable, all-weather operation. Specifications: Vent Size: 4" (low-profile) Overall Height: 5-5/8" Vent Opening (L × W): 7-1/2" × 3-5/8" Material: Cast 316L stainless steel (base & cowl) Interior Finish: Baked-on powder coat Use Case: Ideal for 35–45 ft sail and power boats; refits or new builds