Features: *The vent wall flange is designed for various ventilation applications and can be easily connected to any equipment that requires ventilation. *Crafted with ABS plastic material, this flange exhibits excellent hardness and corrosion resistance, ensuring long-lasting durability in duct ventilation systems. It is also odorless, maintaining the freshness of the air. *Installation is a breeze with the fixing holes on the flange, allowing for easy attachment to walls, ceilings, or floors. It offers a professional and tidy interface for different ventilation duct works. *Perfect for HVAC, heating, cooling, as well as kitchen and bathroom applications. It can be seamlessly connected to bathroom fan ducts, air conditioning units, dryers, and exhaust pipes, effectively enhancing air circulation. *A versatile and reliable solution for enhancing ventilation in homes and commercial spaces, this flange helps draw in more air to improve overall airflow and promote a healthier environment. Specifications: *Product Name:ABS fresh air switch duct round flange straight air outlet conversion fan flange joint *Material:ABS plastic *Size:75mm，100mm，125mm，150mm，200mm *Color:black Package Content: 1 x Flange air outlet Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. The vent wall flange is designed for various ventilation applications and can be easily connected to any equipment that requires ventilation. Crafted with ABS plastic material, this flange exhibits excellent hardness and corrosion resistance, ensuring long-lasting durability in duct ventilation systems. It is also odorless, maintaining the freshness of the air. Installation is a breeze with the fixing holes on the flange, allowing for easy attachment to walls, ceilings, or floors. It offers a professional and tidy interface for different ventilation duct works. Perfect for HVAC, heating, cooling, as well as kitchen and bathroom applications. It can be seamlessly connected to bathroom fan ducts, air conditioning units, dryers, and exhaust pipes, effectively enhancing air circulation. A versatile and reliable solution for enhancing ventilation in homes and commercial spaces, this flange helps draw in more air to improve overall airflow and promote a healthier environment.Specifications: