Description Install this oven ventilation cover with round stainless steel duct, ensuring optimal air vent hollow cover performance. Its adjustable damper air vent design allows for precise control of oven air vent and shed ventilation, resulting in improved heat dissipation. Suits modern kitchens, fire pit vent, and serves as a reliable dryer exhaust vent cover for enhanced comfort. Features -Color:Silver -Material:Stainless steel - Size: 7.80X7.80X2.00cm/3.07X3.07X0.79in -Optimized temperature regulation: the air conditioner vent and oven ventilation cover offer accurate adjustment with their adjustable dryer vent function, meeting your heating and ventilation needs -Stainless steel build: constructed from stainless steel, this air vent hollow cover resists high oven temperatures and deformation, ensuring reliable operation over time -Quick & simple installation: thanks to its round vent cover design, the drying oven hole accessory installs effortlessly as a replacement part and fits most fireplace, oven, or grill setups -Enhanced heat dispersion: special heat dissipation hole and ventilation opening structure within the stainless steel vent cover boosts thermal transfer and air renewal across the room -Nice solution: the creative air vent, louver grille cover, and adjustable air vent features allow you to tailor the ventilation openingPackage list: 4 x fireplace ventilation regulator valve