AlloyForce A4 | 100 mm Duct Fan, 199 m3/h, 220 V, Quiet and Efficient for Home and Grow Tents duct-fan-with-controller This Ventilation Duct is 4

This Ventilation Duct is 4 Inches in diameter and comes in one 16 Feet Long Piece

Low consumption motor and overheating protection

and 6 inch to 4 inch duct reducer

5 Inch Duct fan Air Vents Air vents used to control air flow into and out of spaces

AlloyForce A4 | 100 mm Duct Fan, 199 m3/h, 220 V, Quiet and Efficient for Home and Grow Tents duct-fan-with-controller This Ventilation Duct is 4HON&GUAN Ventilation Solutions Overview Inline Duct Fan Series Description PowerDual P High performance fan for efficient airflow and cooling in large spaces. TurboFlow Snap Compact and powerful, ideal for spaces where quick and efficient air movement is needed. EcoSync (Wireless) S Smart fan with wireless control for easy adjustments and optimal energy efficiency. FlexiVent P Flexible design that adapts to various setups, providing versatile