The ventilation duct cover is designed for indoor exhaust purposes and reducing noise levels. It is a great option for use with bathroom vents, exhaust fans, air conditioner units, kitchen fans, gas vents, and various other wall vents.SpecificationMaterial: Stainless SteelTotal Size: 146 x 49 mm / 5.7 x 2 inch (Dia.*H)Opening Dia.: 100mm / 4 inchApplicable Range: 97-106mm / 3.8-4.2 inchCompatible for 4 inch duct or wall hole and the ceiling holePacking List: 1 Pcs x Round Vent Covers (Included Screws and Expansion Tubes)AdvantageStainless steel with increased thickness for enhanced durability and improved rust resistance. The surface is coated in stainless steel and anti-oxidation, providing an attractive appearance and additional protection against rust.
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