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  1. K

    Stuck In A Holding Pattern

    I started my conversion to BBB with two partial drains that lowered my CYA from 100+ to 35. Then I started slamming to a shock FC of 14. As expected, there was a big initial consumption of FC. It measured 5 after 3 hours. I only did one more shock that first day. I now know that I should...
  2. K

    Draining a Fiberglass Pool

    I could be your poster child for what 10 seasons of pucks and Cal Hypo shock look like. But I've found your site, done lots of reading, am ready to covert to BBB, and it looks like my first step is to lower my 100+ CYA (Taylor test, dot disappeared far below 90 line). I've also read about the...