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Set of 3 Hydrofarm CO2 Regulators & Solenoids Hydroponics Aeroponics Aquaponics:
$120.00

These 3 outfits work great! Normally $179 each with a timer. The timer broke.These will deliver growth-boosting CO2 with it's user friendly, easy to operate system.
Just add a programmable timer, it will automatically maintain ideal CO2 levels for optimum growth.

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