ABS Plastic Square Flange Duct Connector for 100-300mm Diameter Hose Check Valve, Lightweight Acid-Alkali Resistant Ventilation Fitting for Bathroom Kitchen Extractor Fan Cooker Hood

【Lightweight and for durable】Made of ABS plastic, this duct connector is lightweight yet highly for durable, long-lasting performance. 【Excellent Resistance】The ABS plastic material used in this connector provides excellent resistance to acid and alkali, its longevity and resilience. 【Convenient Connection】Featuring a design with a thinner top and thicker bottom, this duct connector allows for easy and convenient connection to hoses of various sizes, ranging from 100mm to 300mm in diameter. 【Reduced Wind Resistance】The internal design of this connector effectively reduces wind resistance, promoting smooth airflow and ventilation. 【Versatile Application】This duct connector is widely used in bathroom or kitchen extractor fans, in-line extract fans, and cooker hoods, making it a versatile choice for various ventilation needs.