Features: Crafted from high grade steel, this 4 inch wall vent delivers durability and corrosions resistance for year round ventilation efficiency in residential and commercial spaces. The 8 inch diameter optimizes air circulation while its simple installation systems accommodates multiple wall types, combining robust functionality with sleek modern aesthetics. Ideal for homeowners and facility managers seeking reliability moisture control and odors elimination in high humidity environments like kitchens and bathrooms. Perfectly integrates into laundry rooms, basements, or office buildings requiring consistent airflows management without compromising interior cohesions. Engineered with maintenance without steel construction, it resists dust accumulation and withstands extreme weather conditions, ensuring lasting performances. Specifications: Dimension:34.5x19x17cm/13.58×7.48×6.69in Component:Metal Package Includes: 1pc Wall Mount Vent note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.