【High Quality Materials】- Our soffit vent is made of high-quality stainless steel material, surface is black spray paint; Sturdy, durable, anti-rust and corrosion resistant, more elegant to match with the modern home design. 【45°Louver Design】- Design of round air vent cover with 45°Louver to prevent rainwater from flowing in; and built in fine mesh grille to stop sundries and small pet from entering the house, modern house necessity. 【Product Specifications】- Inner diameter is 85 mm/3.3 inch, outer diameter is 96 mm/3.8 inch, height is 40 mm /1.6 inch; Please check the size chart before the purchase, consistent with the required opening size. 【Easy to Install】-Installed by inserting the mouth into the ceiling or wall, then you only need to mount it on the wall with screws and silicon seal; Please pay attension the edge, it is recommended to wear gloves to avoid scratching during installation. 【Widely to Use】- The wall vent cover is ideal for room exhaust and ventilation use, great for garages, sheds, offices, bathroom, RVs or campers, and anywhere else air is desired to travel through; A perfect replacement of the old or rust vent cap for your house.