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OK to come and find out there are 2 ways to test your combined chlorine levels, one way is to add 10ml to the Taylor K2006 tester and then add 2 scoops of DPD powder swirl and then add 871 reagent till it turns clear counting every 2 drops as 1ppm of free chlorine, now you add 5 drops of reagent...

Hey everyone, new to the forum, been reading and love this place. OK here is my question and delima, I work for a company that has a few pools at its properties, well a pool outside that has 120,000 gallons of water and at its deepest end is four and a half feet. I just recently took over as...