Calcium Hardness

mknauss

Mod Squad
TFP Expert
Bronze Supporter
May 3, 2014
41,875
Laughlin, NV
Pool Size
6000
Surface
Fiberglass
Chlorine
Salt Water Generator
SWG Type
Pentair Intellichlor IC-40
So I guess I shouldn’t use my main kit anymore to test FC right?
Correct. The TC test you have is OK to use if you get a strange FC result from the FAS-DPD (like a 0 and you are sure there is chlorine in the water). It is just a check that, yup, there is chlorine in that water.
 
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