Flangia di collegamento per condotto metallico, adattatore per flangia di condotto di ventilazione a parete, 76-203 mm, per apparecchiature di ventilazione (150 mm).

[Wall-mounted Flange]: This product offers wall-mounted flanges for ventilation, with a variety of interface diameters to choose from. [High-Quality Weather-Resistant Material]: This flange adapter is made of high-quality materials that can withstand the corrosive effects of outdoor environmental factors such as weather and aging. [Suitable for Indoor and Outdoor Ventilation]: This product is specifically designed for indoor and outdoor ventilation in buildings and has a wide range of applications. Quick and Easy Installation: The flange adapter is easy to install, saving installation time and effort. [Specifications]: - Material: Galvanized, - Color: Gray, - Sizes: 75 mm, 100 mm, 120 mm, 150 mm, 200 mm, - Function: Inlet and outlet for fresh air ventilation, - Application: Suitable as an air inlet and outlet; can be installed in indoor ventilation equipment.