Waterproof ABS wall duct adapter for ventilation systems — available in 100 mm and 150 mm. Key benefits Waterproof, secure connection: Made from durable ABS, the adapter creates a reliable seal between the wall and the vent to prevent air and moisture leakage. Improved ventilation efficiency: A tight, leak-free joint reduces loss of airflow and helps the ventilation system operate more effectively. Fast, simple wall installation: Designed for straightforward wall mounting to save installation time and effort. Flexible compatibility: Supplied in 100 mm and 150 mm sizes to match common duct and vent openings, making it suitable for a variety of ventilation setups. Built for ventilation use: Specifically designed to connect ductwork and exhaust outlets in domestic and light commercial ventilation systems. What it solves Eliminates draft and wasted airflow from loose fittings. Prevents moisture ingress around the vent opening that can cause stains or damage. Reduces installation time with a simple wall-mount design. Material and specifications Material: ABS plastic — waterproof and durable for indoor venting applications. Available sizes: 100 mm and 150 mm to fit corresponding ductwork and vent slots. Function: Securely joins wall opening and duct/vent to maintain airflow and prevent leaks. Typical applications Kitchen extractor fan exhaust: Connects the cooker hood or inline fan to the external wall outlet for reliable removal of cooking fumes and moisture. Bathroom extractor fans: Provides a sealed, weather-resistant exit point for bathroom ventilation to reduce humidity and odor. Utility and laundry rooms or light commercial restrooms: Useful where consistent air extraction and a watertight wall connection are required. Installation notes Designed for easy wall mounting; follow local building codes and fan manufacturer guidelines for best performance and safety. Choose the adapter size (100 mm or 150 mm) that matches your duct diameter for a secure fit.