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Trace your room's CO2 levels over minutes
SUPERthrive® maximizes potential by quickly building a strong root base and reducing transplant shock
True Liberty® Bags are safe to use in your conventional oven
bountiful crop
2-Channel Low Drift NDIR Sensor precisely reads CO2 ppm levels
Hydrofarm® 240v 12ft Extension Cord Wire Taps Trace your room's CO2 levelsGive yourself the clearance you need with this high quality 12 ft, 240v extension cord! P O *This is pre owned Item.* 14 gauge cord with grounded 240v plug for maximum safety Heavy duty molded outlet for longer life 12 ft 15 amp 3 outlet indoor use only 3600 maximum watts
US$ 41.60
US$ 10.50
US$ 57.00
US$ 76.50