Mars Hydro 4" Inline Duct Fan and Carbon Filter Combo with Temperature and Humidity Controller
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2026_06_07_3211740

Mars Hydro 4″ Inline Duct Fan and Carbon Filter Combo with Temperature and Humidity Controller

Original price was: $141.99.Current price is: $35.49.

SKU: 7924046561316 Category:

Description

  • Ventilation System Includes: 4″ Inline Duct Fan, 4″ Carbon Filter, Thermostat Controller, 25-ft Flexible Duct Tube, 3 Duct Clamps, and 2 Hanging Straps.
  • Smart Operation and Quiet Inline Fan: The Mars Hydro 4 inch inline fan features a PWM-controlled EC-powered motor and mixed-flow design, delivering airflow up to 205 CFM quietly. Controlled by a digital touch-screen thermostat controller with a sensor probe, it offers functions such as “Environment Monitor”, “Timing Schedule”, “temperature/humidity alarm”, and “high/low temperature or humidity triggers”. It also provides a 10-speed adjustment, controller lockout, calibration mode, and screen brightness modification to maintain a stable and consistent indoor grow environment.
  • Keep The Air Fresh With Charcoal Filter: The filter core is made of 1050+ activated charcoal imported from Australia for 100% fresh air and odor elimination. The double-sided galvanized steel mesh provides 53% open area for airflow to pass through, ensuring thorough odor absorption and elimination. (The carbon filter is covered by a prefilter cloth; do not remove it when using.)
  • Durable Flexible Ducting & Connecting Accessories: This ventilation kit comes with a 25-ft-long PVC thermoplastic flexible duct tube, 2 adjustable hanging straps, and 3 duct clamps to easily connect the inline fan, carbon filter, and ducting tube, making it durable and easy to use.
  • Your Smart Ventilation System: The Mars Hydro 4 inch inline duct fan and carbon filter combo ventilation kit is capable of ventilating and filtrating a 2×2, 2.3×2.3, or 3×3 grow tent. With a smart thermostat controller, this 4 inch ventilation kit is the best grow tent air filtration and environment control system for your grow tent or grow room.
    • Specifications
  • Fan Size: 4″
  • Airflow: 205 CFM
  • RPM: 2,600 RPM
  • Noise: 26.8 dB-A
  • Voltage: AC ~ 110-240V
  • Dimension: 11.93″ x 7.95″ x 7.48″ (303 x 202 x 190 mm)
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