Window Insert System USB Fan Mount AC Hose Adapter

This is a modular window insert system designed to improve airflow, cooling, and ventilation using either a 120mm fan or a portable AC exhaust hose.

Instead of using cardboard or temporary solutions, this system provides a clean, reusable, and customizable setup for sliding windows.

🔧 Features:

• Supports standard 120mm fans (USB or PC fans)
• Includes AC hose adapters for multiple sizes
• Fully modular stackable design to fit different window heights
• Optional drain hole for condensation management
• Clean fit inside most vertical sliding windows

🧱 Components Included

🟦 Bottom Piece

• Available in:
  • Solid version
  • Version with 20mm hole
• Hole fits:
  • 5/8" OD drain hose (condensation drain)

🟦 Middle Pieces

• Stackable extension sections
• Print as many as needed to match your window height

🟦 Top Pieces (3 Sizes)

• 6 inch
• 7 inch
• 8.3 inch

Allows fine-tuning total height for a snug fit

🌬️ Fan Mount

• Designed for 120mm fan
• Works great with:
  • USB fans
  • PC case fans
• Includes fan cover/grill

❄️ AC Hose Adapters

• Small hose adapter
• Large hose adapter
  Compatible with most portable AC exhaust hoses

⚙️ Assembly

1. Print bottom piece (with or without drain hole)
2. Stack middle sections to desired height
3. Add appropriate top piece for final fit
4. Insert either:
   • Fan module or
   • AC hose adapter
5. Install into window frame

🧵 Print Settings (Recommended)

• Material: PLA / PETG
  (PETG recommended for heat resistance near AC exhaust)
• Layer height: 0.2mm
• Walls: 3–4
• Infill: 10–20%
• Supports: Not required (for most parts)
• Brim: Optional for tall prints

⚠️ Notes

• Measure your window before printing
• Slight scaling may be needed depending on window track width
• For best seal, consider:
  • Foam tape
  • Weather stripping

💡 Use Cases

• Portable AC exhaust mounting
• Window ventilation
• Cooling a 3D printing enclosure
• Smoke/fume extraction
• Summer airflow upgrade