4 To 5 Inch Kitchen Vent Duct Expander Adapter For Easy Plug-In 4 Inch To 5 Inch Round Duct Connection UL 94 Flammability Compliant No-Fuss Fit For Home Vent Fans And Hood Systems
✔️ 4 in to 5 in round duct connector expander, UL 94 compliant, USA made
The 4 to 5 Inch Kitchen Vent Duct Expander is a plug-in adaptor that lets a 4-inch round vent connect to a 5-inch round duct. It's used in kitchen hood fans and home ventilation systems to simplify installation and ensure secure duct connections.
✅ 4 in to 5 in round duct expander (101.6 mm to 127 mm)
✅ Easy connection from 4" round duct to 5" ducting
✅ UL 94 flammability compliant
✅ Made in USA
✅ Color: Black
✅ Designed to fit with InVent fan duct connector assemblies
💡 What is a 4 to 5 inch duct expander and how does it help kitchen venting installations?
This handy accessory makes it easy to join 4 inch vents to 5 inch ductwork, improving fit and airflow in kitchen ventilation.
- 4 to 5 inch duct expander compatibility improves kitchen ventilation installations
- Connects 4 in round duct to 5 in ducting
- UL 94 flammability compliant for safety
- Made in USA and compatible with InVent duct connector assemblies