Improve your kitchen's air quality with this range hood exhaust valve. Designed to prevent backflow, it ensures that smoke are efficiently from your cooking area. The valve's sturdy construction and sleek design make it an addition to any range hood system, providing a reliable choice for maintaining a fresh kitchen environment. Features -Color:White -Material:ABS -Size:20.80X19.00X5.80cm/8.17X7.47X2.28in -Highperformance smoke prevention: hood ventilation valve and kitchen air check valve provide highperformance smoke prevention, keeping your kitchen air fresh -Sturdy and reliable: made from sturdy, heatresistant, and fade resistant materials, these valves ensure longterm durability -Easy to install: these accessories are designed for easy installation, eliminating the need for help and saving time -Broad compatibility: suitable for a variety of range hood models, these parts are ideal for use in different kitchen environments -Maintained kitchen cleanliness: effectively reduces smoke and grease accumulation, helping to maintain a clean and healthy kitchen Package list: 1 outlet 4 x screws