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Mars Hydro 4 Inch Inline Duct Fan and Carbon Filter Combo With Speed Controller

$199.99
Enjoy peak ventilation experience with Mars Hydro Inline Fan & Carbon Filter Combo   Package Include: 4"inline duct fan with speed controller, 4" carbon filter, 33ft length flex ducting,3 Duct Clamps   Only the Canadian version is different in color and has the same devices and functions
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Mars Hydro 4 Inch Inline Duct Fan And Carbon Filter Combo With Thermostat Controller

$269.99
Refreshing Your Grow Room: Mars Hydro inline fan and filter kits are designed to quietly ventilate indoor grow rooms/tents, to transfer heating/cooling air in and out, and eliminate odors.
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Mars Hydro 6 Inch Inline Duct Fan and Carbon Filter Combo With Speed Controller

$249.99
Enjoy peak ventilation experience with Mars Hydro Inline Fan & Carbon Filter Combo   Package Include: 6"inline duct fan with speed controller, 6" carbon filter, 33ft length flex ducting,3 Duct Clamps   Only the Canadian version is different in color and has the same devices and functions
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Mars Hydro 6 Inch Inline Duct Fan And Carbon Filter Combo With Thermostat Controller

$319.99
Refreshing Your Grow Room: Mars Hydro inline fan and filter kits are designed to quietly ventilate indoor grow rooms/tents, to shift heating/cooling air, and eliminate odors.
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