Material : Air Vent Made from 316 stainless steel material, polished surface, corrosion resistance, sturdy and durable to use, material thickness 1.0mm Made of stainless steel, environmentally friendly, safe, sturdy and durable to use. Adjustable Ventilation : Less noise, our air intake can be used for indoor exhaust. Suitable for heating or ventilation of a boat, mobile home or caravan, Adjustable ventilation, change fresh air according to your needs. Elegant and Easy to Clean : Simple design, fashionable appearance, fine workmanship and excellent quality. Can be perfectly installed on the ceiling or wall, also very easy to disassemble for easy cleaning. Wide range of applications : Adjustable air vent for barbecue and smoker professionals, seafarers, campers and, for example, anyone who needs adjustable ventilation, for example, grill barrel, fire barrel, smoker, incense burner, boat, camper and many others. Quality service : If you are not satisfied with the product you received, please feel free to by email. We will reply to you as soon as possible and help you solve the problem. Air vent Made of 316 stainless steel, weather and heat resistant. The ventilation plates are easy to assemble. For grill and smoker professionals, sailors, campers and anyone who needs adjustable ventilation.Specification:Material: Stainless SteelColor: SilverProduct Size: 125 mm, 5 inches Package Content: 3 Round Ventilation Grilles" Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store