Bluelab® pH Probe Inline Grow Medium please contact us and we

please contact us and we will gladly try to assist or refund your purchase

1/10 of the weight of a bag of potting soil

Hand-harvested

and Titan Controls ventilation controllers for optimal results

Attribute name Attribute value Dimensions 30

Bluelab® pH Probe Inline Grow Medium please contact us and weBluelab pH Probe Inline: Replacement Probe for Bluelab Guardian Monitor Connect Inline The Bluelab pH Probe Inline is a replacement probe for the Guardian Monitor In Line. Unfortunately, pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month), you will extend its life. Replace only the pH probe, not the whole meter! Features Double junction