Hydro-Logic Stealth RO100/200 RO Membrane This unique blend of ingredients

This unique blend of ingredients helps your plants regulate enzymes that trigger specific reactions involved in maintaining optimal metabolism

Bluelab pH Probe KCl Storage Solution is manufactured to high laboratory standards

modular system that provides complete grow space control

Somewhat acidic in nature

Hydro-Logic Stealth RO100/200 RO Membrane This unique blend of ingredientsReplace membranes when product water decreases and or ppm increase. Merlin Garden Pro and Evolution RO1000 membranes reduce 94%+ of total dissolved solids. Stealth RO100 200, Stealth RO150 300 and microRO 75 membranes reduces 98%+ of total dissolved solids. The Evolution RO1000 and Merlin Garden Pro systems need two (2) membranes.