Alexapure Pro Certified Replacement Filter - 2 Pack hydrogen water or when testing samples significantly

or when testing samples significantly different from the calibration standard

Clean your Probe regularly by soaking in cleaning solution

Recalibrate pH monthly or when readings drift

Alarm: Beeps for 20 seconds

This pre-filter is rugged and designed for a long-life with regular maintenance

Alexapure Pro Certified Replacement Filter - 2 Pack hydrogen water or when testing samples significantlyOnce you tap into the proprietary technology of Alexapure Pro, you will never worry about the safety of your family's drinking water again. When it's time to change your gravity core filter, don't accept anything less than authentic Alexapure products. Alexapure is the only brand of gravity fed and portable water filters we carry because we know that you expect the very best. They are 100% Made in the USA. Trust Alexapure to supply safe, healthy