Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter featured slightly wetting the material

slightly wetting the material

Onboard and cloud data logging at programmed intervals

KALIX Silica is suitable for use in conjunction with all nutrient and feeding programs

Thermostat wire

Veg Footprint: 4 ft x 4 ft

Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter featured slightly wetting the materialEasy to clean because of its bullet shaped glass bulb. Fully waterproof and less fragile than all glass electrodes because of its tough polypropylene barrel. Gel filled (non refillable) making it maintenance free and a double junction reference providing longer life! Probe Tips All probes are interchangeable between all Bluelab products All probes carry a 6 month warranty Proper hydration of pH probes is vital to maintain wick All pH probes eventually