6 Inch Inline Duct Fan with Upgrade Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise 2026-03-21 Type-c usb charge cord*1

Type-c usb charge cord*1

and other herbs

you can freely cut to the size you need

foam boards

Note: Don't use play sand or other generic sand products

6 Inch Inline Duct Fan with Upgrade Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise 2026-03-21 Type-c usb charge cord*1Energy Efficient VentilationThis powerful inline duct fan speed of 3300 RPM can create the air flow of 345 CFM, Maximum power consumption is only 19. 2W. Upgrade DC motor & low noise effectively circulating air, quickly move vast amount of air to exhaust odors. Upgrade Controller The 6 inch duct fan with upgraded AC controller for more stable voltage and longer life, you can adjust airflow and noise as needed. Easy to InstallHon&Guan air exhaust fan's