Selling our KH Guardian Monitor. Including the AIM module so you can connect it to your controller (Apex,etc..) and also a dosing container to hold your reagent. I’ve upgraded the KH Guardian with the V2 KRS pump, New pump tubing, New PH probe, V2 reaction chamber, and a couple other things.Tests you alk automatically with this system $375
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Upgraded KH Guardian with AIM and Dosing container for sale
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