Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter Paleo Bloom • They are still height

• They are still height adjusting (extension kit not included)

Permanently lubricated sealed bearings

warehouses

54W LED panel

100% natural and organic

Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter Paleo Bloom • They are still heightEasy 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