HTH Cal-Hypo Duration Tabs

[JShilling]

I have used the HTH Duration Cleaning Capsules (wraped in plastic) HTH calls them slow dissolving / Lasts up to 3 days, Max Avail Chlorine is 65%. I used them last year when the CYA got too high. I noticed that they lasted about 4 to 5 days in the skimmer

[Pool in Carolina Blue]

Thanks for the feedback guys.