Description: Our ventilation duct cover is made of high quality stainless steel, sturdy and durable to use. It can be perfectly used for indoor exhaust, it is also very easy to install and disassemble, convenient to clean. It has simple design, fashionable appearance, fine workmanship and lower noise, really a practical exhaust vent for home using! Features: Made of high quality stainless steel material, environmental-friendly, safe, sturdy and durable to use. Very easy to install, and the air volume could be controlled to meet your demand by adjusting the regulating valve of our vent, practical and convenient. Can be perfectly used for indoor exhausting, lower noise, and it could also be used as a decoration role. Simple design, fashionable appearance, fine workmanship and excellent quality. Can be perfectly installed on the ceiling or wall, also very easy to disassemble for cleaning conveniently. 3 sizes are available, you can choose the most suitable one according to your needs.