Mars Hydro iFresh 4" Inline Duct Fan – 205 CFM, 26.8dBA, Smart-Ready
£79.00
The Mars Hydro iFresh 4" is the 2026 version of Mars Hydro's quiet inline duct fan for small and mid-size grow tents. It moves up to 205 CFM at just 26.8dBA, and has an expansion port so you can add app control later.
Key features
- 205 CFM airflow to clear heat and humidity
- 26.8dBA quiet running (Mars Hydro lab figure)
- Speed controller included
- Smart-ready: App control needs the Mars Hydro iFresh MarsPro Add-On Pack (sold separately)
Specifications
- Size: 4" (100mm)
- Airflow: 205 CFM
- Noise: 26.8dBA
Why buy Mars Hydro from Black Flag
- Genuine Mars Hydro, shipped from Mars Hydro's UK warehouse in Dunstable
- Dispatched within 2 working days, delivered in 3–5 days
- Covered by Mars Hydro's manufacturer warranty
- Questions? Come and talk it through with us in the shop in Coventry