Oakton Replaceable Electrode for pH WP 2 Pen ph-ec-tds-meters-and-solutions Veg Footprint: 2 ft x

Veg Footprint: 2 ft x 4 ft

OK-35653-01 pH 4

SOS contains 19 species of naturally occurring beneficial bacteria

and damp basements by generating ozone (03)—one of the most powerful oxidizers available

add a second

Oakton Replaceable Electrode for pH WP 2 Pen ph-ec-tds-meters-and-solutions Veg Footprint: 2 ft xThis part number is for a replacement electrode only, for your Oakton pH WP 2 pen (not the actual unit itself). Optimize nutrient strength during growth, flowering, and fruiting. Reliable waterproof, dustproof housing and replaceable electrode provide long life and value, meaning you won't need to invest in or calibrate another Oakton pen once you've become comfortable using yours. Replacement sensors: OK 35624 09 for pHTestr 1 OK 35624 29 for pHTestr