Feature 1Reliable Construction: The 3 slots louvered vent is made of heavy duty stainless steel with polished finish treatment, highly rustproof enough to withstand the harsh marine environment. 2Great Function: The boat louver is designed to allow air to pass and keep unwanted elements out at the same time, is a great replacement for old vents on your boat. 3Excellent Performance: ocean louvered slotted ventilator is used to allow a flush surface at the vent area reducing damage to the vent as well as mooring lines, fishing lines, etc. 4Universal Accessory: The heavy duty 3 slots boat vent shutter is suitable for various kinds of boats, and the overall style is modern and stylish to replace a plastic one. 5Easy to Install: High accuracy for fast and convenient installation in a short time and hardly require any mechanical expertise, and no modification, cutting or drilling required.Item Type: Boat LouverMaterial: 304 Stainless SteelSlots: 3Type: BlindsProduct Size: Approx. 8-1/4in x 4-3/8in (210mm x 110mm, L x W)Cutout Size: Approx. 7-1/8in x 3-1/2in (182mm x 90mm, L x W) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x Boat Louver