regal Advanced Reefer Manhattan Reefs Location New Rochelle Rating - 100% 28 0 0 May 25, 2009 #1 Anyone tried these probes before? LINK
J jrobbins Advanced Reefer Location New York Rating - 100% 95 0 0 May 25, 2009 #2 i use the generic ph probes. never had a problem with them
Dre JUNIOR MEMBER Location NY/NJ Rating - 100% 243 0 0 May 25, 2009 #3 junior jrobbins said: i use the generic ph probes. never had a problem with them Click to expand... How often do you need to colibrarate them?
junior jrobbins said: i use the generic ph probes. never had a problem with them Click to expand... How often do you need to colibrarate them?