Need help deciding which meter is right for you

Labeled “IN” or “OUT”

You can trust Alexapure to supply cleaner and safer water for every member of your family—we do

Regular calibration ensures accurate readings for optimal fish health

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PH80 + TDS-4TM + pH 7 + C342 ppm COMBO - HM Digital Meter/Solution 1 inch water filter housing Need help deciding which metereBay PH 80 PH 80: pH HydroTester Series The PH 80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES: Measures pH and Temperature One touch automatic digital calibration Water resistant Simultaneous temperature display Large LCD display Automatic Temperature Compensation (ATC)