I think that is mainly a function of the price of the kits. I use the FAS-DPD Chlorine test and pH test from my 2006 (almost) daily.
I think that is mainly a function of the price of the kits. I use the FAS-DPD Chlorine test and pH test from my 2006 (almost) daily.
rectangle 11.5K gal IG concrete pool;; 125sf cartridge filter; 2hp 1 speed pump; K-2006, k-1766; PF:10
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