Which material is commonly used for dryer vent covers?

The most commonly used material for dryer vent covers is steel. This choice is due to steel's durability and resistance to heat, which is crucial for a component that deals with exhaust from a dryer. Steel can withstand high temperatures without deforming or degrading, making it a safe choice to ensure that the vent remains functional and effective over time. Additionally, steel is less prone to damage from environmental factors, such as UV radiation and extreme weather, compared to materials like plastic or wood, which can warp or deteriorate.

Plastic, while often used in other venting applications, may not provide the same level of heat resistance and structural integrity as steel, particularly in areas exposed to direct heat from dryer exhaust. Wood is not suited for this application because it can easily be damaged by moisture and heat, leading to both decreased performance and potential fire hazards. Glass, despite its aesthetic appeal, lacks the necessary durability and safety features required for dryer vent applications.