Yeah, the kids were splashing around in 55 degree water by the time the second of 4 truck loads were in.
I'll make sure to look into the test kit, for now we're using strips.
The deck we designed at a home center costs roughly 15 % of our household income. So we're either going to adjust our expectations, or save up for a long while. Lol!
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Thanks for the feedback, everyone.
I guess that Zodiac unit is a bit of a scam??
I may end up taking it out or just not replacing cartridges.