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10x20 mars hydro heat mat kits
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Mars Hydro 25.4X52.7cm Seedling Heat Mat Digital Thermostat Combo

$59.99
Mars Hydro professional heat mat perfect for seedling start and cutting propagation.   Dimension: 10'' x 20.75''
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Mars Hydro 25X52cm Seedling Heat Mat Hydroponic Heating Pad 2 Pack

$55.99
Mars Hydro professional heat mat perfect for seedling start and cutting propagation.   Dimension: 10'' x 20.75''
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mars hydro 4inch carbon filter
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MARS HYDRO 4 INCH INLINE AIR CARBON FILTER ODOR CONTROL

$65.99
MARS HYDRO 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange
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Mars Hydro 4 Inch Inline Duct Fan and Carbon Filter Combo With Speed Controller

$199.99
  • Fan/Filter/Duct Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 28dBA
  • Controller Type: Speed Controller
With a 4'' inline fan rated for 205CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.
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Mars Hydro 4 Inch Inline Duct Fan And Carbon Filter Combo With Thermostat Controller

$269.99
  • Fan/Duct/Filter Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 26.8dBA
  • Controller Type: Digital Thermostat Controller
Featuring a 4 inch inline duct fan rated for 205CFM and a carbon filter with Virgin Australian activated charcoal, controlled by a digital touch-screen thermostat controller, the Mars Hydro 4'' inline duct fan and charcoal filter combo ventilation system provides you with everything you need to manage the temperature, the air circulation and the odors in your grow space.
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Mars Hydro 4 inch Inline Duct Fan Kits with Speed Controller

$199.99
  • Fan/Filter/Duct Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 26.8dBA
  • Controller Type: Speed Controller
With a 4'' inline fan rated for 205CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.
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Mars Hydro 4 Inch Inline Duct Fan With Speed Controller

$129.99
Mars Hydro inline fans are designed to ventilate hydroponic grow rooms, exhaust odors, and transfer heating/cooling air in terms of planting needs.
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Mars Hydro 4 inch Inline Duct Fan with Thermostat Controller

$149.99
Mars Hydro 4'' Inline Fan uses a mixed-flow design to maintain peak performance in a high static pressure environment.   [Digital Controller Version]
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Mars Hydro 4-Inch iFresh Complete Fan Kit

$239.99
  • Fan/Filter/Duct Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 26.8dBA
  • Controller Type: Speed Controller
With a 4'' inline fan rated for 205CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.
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