Jun 01, 2021, 5:23 pm
Hello, I have a Zodiac pH perfect whose last calibration (new liner therefore new water this year) gives me 50% reliability for the pH7 solution and 75% reliability for the pH4 solution.
Jun 01, 2021, 5:25 pm
Hello again, I am therefore considering changing the pH probe, but the one I see on your site does not look at all like the one that is in place (original). Can you tell me more