- Safe and waterproof connection: Made of ABS material, this duct fan hose adapter provides a safe, waterproof connection between the wall vent and duct. It helps prevent air leakage and improves overall ventilation efficiency. - Easy wall mounting installation: Flange vent connector designed for straightforward wall installation, saving time and reducing setup effort for a hassle-free experience. - Compatible with various sizes: Available in 100mm and 150mm options, this connector fits a range of duct and vent sizes for flexible installation. - For ventilation: Specifically designed to support ventilation in kitchens, bathrooms, and other areas requiring good air circulation. It contributes to better air quality and a more comfortable living environment. Use scenarios: - In a kitchen, connect the exhaust duct to an exterior vent through the wall to improve removal of smoke, steam, and odors. - In a bathroom, vent the exhaust fan to the outdoors to reduce humidity and prevent mold growth. - In laundry rooms or utility spaces, install to vent moisture to the outside, enhancing air comfort.