Bluelab Replacement pH Probe for Combo / Maestro Meters Media Rubber-moulded plugs that actually survive

Rubber-moulded plugs that actually survive real use (not brittle plastic that snaps off)

Faster than IWS Standard systems

Clean the filter once a week

switch on Bluetooth

Canna Brush

Bluelab Replacement pH Probe for Combo / Maestro Meters Media Rubber-moulded plugs that actually surviveBluelab Replacement pH Probe for Combo Maestro Meters Complete Feeding, No Guesswork Our thoughts Straightforward nutrients that work consistently without complications. Simple, reliable feeding that delivers results. If your original Bluelab probe gets damaged or lost then replace it with the Bluelab Replacement pH Probe compatible with Combo and Maestro meters. The Bluelab Replacement pH Probe like the original is fully waterproof, easy to clean and