- Waterproof and secure connection between wall and vent grille. Made from ABS material, this long duct vent hose adapter provides a tight, waterproof seal to prevent air leakage and improve the overall efficiency of the ventilation system. - Easy wall mounting. Designed for straightforward installation, it can be mounted on a wall, saving time and effort and ensuring a smooth installation experience. - Size options for compatibility. Available in 100 mm or 150 mm specifications, compatible with a range of duct sizes and vent grilles, offering flexibility for different ventilation system requirements. - For ventilation applications. Specifically designed for ventilation systems, ideal for kitchens, bathrooms, and other spaces where good air circulation is essential; helps improve air quality and maintain a comfortable living environment. - Typical use scenarios. - Kitchen: connect to range hood exhaust to vent to exterior wall. - Bathroom: vent exhaust fan to improve humidity control. - Laundry/utility room: vent warm, humid air to exterior.