Ventilation

$425.00

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Riga 20" Exhaust Fan (Riga XL's)

Recommended for Riga XL units. Unit requires a 20.25" x 20.25" opening.
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$370.00

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Riga 16" Exhaust Fan (Riga V)

Recommended for Riga V unit. Unit requires a 16.25" x 16.25" opening.
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$358.00

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Maintain consistent greenhouse temperatures with a thermostatically controlled shutter fan. Simply set the temperature the fan should run at and the system will do the rest! Includes motorized intake shutter to draw in fresh air. Mounts into the wall of your greenhouse. 12-inch size. Non-motorized intake shutter is also available; both include thermostat.
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$325.00

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Riga 12" Exhaust Fan (Riga 2, 3, 4)

Recommended for Riga II, III, IV, models. Unit requires a 12.25" x 12.25" opening.
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Motorized Shutter Fan

Commercial quality exhaust fan for the hobby grower. No plastic parts! Totally enclosed motor is thermally protected and designed for continuous duty. Includes exterior aluminum shutter that opens fully for maximum CFM output. Outdoor air is drawn in through a motorized shutter and hot air is exhausted through this motorized shutter fan.
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