View Single Post
  #4  
Old 03-30-2018, 02:15 AM
Galizio's Avatar
Galizio Galizio is offline
The Don
 
Join Date: Aug 2014
Location: Surrey
Posts: 244
Galizio is on a distinguished road
Default

When I talked with a Neptune rep, he told me a regular ph probe should be replaced every year, a bit longer with a lab grade one.
I been using the same probe for 3+ year and only had to recalibrate a couple of time


Sent from my iPhone using Tapatalk
Reply With Quote