Bluelab pH Controller Root Innoculant 80% Relative Humidity)

80% Relative Humidity)

This unique design make the ROI-E420 great for a 3'x3' to 4'x4' footprint

See attached image for a detailed example

Electropolished 304 Stainless Steel Tumbler with Anodized Aluminum End Caps

Bluelab pH Controller Root Innoculant 80% Relative Humidity)Hands free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine tunes the pH levels for you. You simply set it and forget. The pH is taken care of. For use with reservoirs up to 200 US gal 760 L. Plant safe green backlit LCD with adjustable brightness and large, easy to read display. Easy to navigate menu to program, adjust settings and calibrate by a simple push of a button. Flashing high low alarm