Features: * brand new and high quality *Made of high quality ABS, odorless. *High strength, resistance. *Smooth for , low air resistance. *For connection between pipe ends. *Wall mounted as inlet and outlet. Details： Material: ABS Colors: black Size: 100mm（140*96*60mm(4in)） 125mm(160*125*60mm(5in)) 150mm(180*150*60mm(6in)) Package Contents: 1 * Straight Pipe Flange Connector 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 dat 【 ABS Material】Made of odorless and high-quality ABS material, durability and safety. 【Strong and Resistant】The ABS straight pipe flange connectors are designed with high strength and resistance, providing a reliable connection for ventilation ducting. 【Smooth , Low Air Resistance】With a smooth , these connectors offer minimal air resistance, efficient airflow for ventilation systems. 【For Pipe End Connection】Specifically designed for connecting pipe ends, these flange connectors are for ventilation ducting systems. 【Easy Installation】The straight pipe flange connectors can be wall-mounted as inlet and outlet effortlessly, making the installation process quick and hassle-free.