Specification AgeRangeDescription : adult Brand : Sea-Dog BulletPoint : Great Product BulletPoint1 : EXQUISITE DESIGN AND HIGH-GRADE QUALITY: Our stainless steel blinds vent covers are meticulously crafted with tight arrangement and exquisite shape, exuding a high-grade appearance that adds elegance and sophistication to any space BulletPoint2 : MARINE-GRADE STURDINESS: The premium marine ventilation grille stands out for its exceptional sturdiness and robustness, making it the great choice for use on various ships where durability and reliability are paramount BulletPoint3 : PREMIUM STAINLESS STEEL CONSTRUCTION: Manufactured from top-quality stainless steel castings and hand-polished to perfection, our boat louver vent covers boast strong oxidation resistance, ensuring long-lasting durability and a sleek finish BulletPoint4 : EASY INSTALLATION WITHOUT MODIFICATION: Enjoy a hasslefree installation process with our vent covers that require simple and quick fixed installation, eliminating the need for any modifications and providing convenience for users seeking easy and efficien BulletPoint5 : RUSTPROOF FOR WATER ENVIRONMENTS: Suitable for installation in rivers, oceans, and other water environments, our air vent grille covers are rustproof and deliver quality, offering peace of mind in challenging marine conditions Color : Black Department : unisex-adult ExternallyAssignedProductIdentifier1 : 035514336710 ExternallyAssignedProductIdentifier2 : 0035514336710 GpsrSafetyAttestation : 1 ImportDesignation : Made in the USA IncludedComponents : Marine Inspection Hatch* 1 ItemName : Sea-Dog Quarter-Turn Smooth Deck Plate w/Internal Collar - Black - 4" ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 7 inches ItemPackageDimensions_Width : 7 inches ItemPackageQuantity : 1 ItemTypeKeyword : boat-vents-and-deck-plates Manufacturer : Sea-Dog Material : Plastic ModelName : 336345-1 ModelNumber : 77451 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : 77451 Pattern : Solid ProductBenefit : Smoothening ProductDescription : Features: 1. The blinds vent covers are tightly arranged, and the castings are exquisite in shape and high‑grade. 2. The premium marine ventilation grille is particularly sturdy and robust, suitable for all kinds of ships. 3. Manufactured by high‑quality stainless steel castings, hand‑polished, strong oxidation resistance. 4. Can be used in rivers, oceans and other water environments, rustproof and have quality. 5. Installation is simple and quick, fixed installation is enough, no need to do any modification.