4" Inch Duct Connector Flange Plastic Straight Pipe for Heating Cooling Ventilation System Ducting Coupling Wall Plate Assembly Joint Set (100 mm)

PRECISE 4" / 100mm FIT: Male end connection (FITS INTO THE VENT HOSE). Connection diameter: 3.9" inch / 99mm. Insertion depth: 2.52" inch / 64mm. Screw hole spacing: 4.69" inch / 119mm. Fittings for various HVAC ventilation applications. Connectivity: Connect ducting components easily with durable plastic flanges for reliable connections. Easily connected to various types of circular ventilation air ducts. Robust Construction: Made from quality/rigid plastic for long-lasting performance. Easy Installation: Pre-drilled holes for a firm and secure attachment to the wall, ceiling or any other surface. Can also use glue or zip ties for fixing. User-friendly design for quick and hassle-free setup and also perfect for DIY and Trade use Improved Efficiency: Minimize air leaks and maximize airflow for better comfort and energy savings., Weight: 0.110231131 pounds, Manufacturer: Repa Market