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The sidewalls on these versatile hydroponic grow trays are 4
Brought to you directly from the Flower Children of the Sixties and Seventies—the Old School generation
Active Eye Color-Correcting LED Grow Room Lenses exceed US FDA Reg
The optional CO2 Sensor (MBS-S8) measures the CO2 PPM within the growing area
Say goodbye to spider mites
Apera GroStar GS4-E Replacement pH/EC Combo Electrode Root Innoculant The sidewalls on these versatileAI58040 GroStar GS4 E replacement pH EC combo electrode Measures pH, conductivity (EC and PPM) and temperature Combo probe built with lithium glass membrane and titanium alloy to ensure high accuracy and durability Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance double junction structure uses blue gel electrolyte without the air bubble 1 year warranty