AC ducting adapter

3-Inch Ductwork Adapter for Window Air Conditioner – Printable ModelThis is a printable 3-inch duct adapter designed to fit standard flexible ducting and snap securely into the vent grille of most window air conditioning units. It’s a simple, functional solution for redirecting airflow—perfect for use in workshops, server spaces, or DIY ventilation setups.💡 Design Features:Fits standard 3-inch (76mm) flex ductTapers to press-fit snugly into most A/C vent grillesBuilt-in mounting legs for stable alignmentSmooth airflow path with a clean cylindrical designIncludes hose clamp ridge for added security (clamp not included)🖨️ Print Settings (Tested):Material: PLALayer Height: 0.2 mmNozzle Size: 0.4 mmInfill: 15–25%Supports: Enabled (only for the duct overhang)Orientation: Printed upright (as shown in slicer view)📏 Notes:The adapter was tested with a flexible 3-inch duct and a standard portable A/C unit.Check the dimensions of your A/C vent slots to confirm fit before printing.No post-proc