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Hey, everyone. Maybe one of the chemistry wizards here can help me out. I have a 450gal spa with an ozonator. I sanitize it with 6% bleach. I've also added about 30ppm CYA and 50ppm borates when I first filled up. I originally balanced the water to a TA of 80 per the booklet that came with...

Hi everyone. I'm new to the forum and also a newbie pool owner so please excuse me if I don't use the right terminology. We had some really cold temps here in Canada and the 3-way selector that joins the skimmer drain and bottom drain hose to the pump has cracked one night and I woke up the...