Plaster pools with liquid chlorine
Ideal Levels
Free Chlorine: Maintaining an appropriate Free Chlorine level is the most important part of keeping your water in balance. It is important that you do not allow FC to get too low, or you run the risk of getting algae. The level of FC you need to maintain depends on your CYA level and how much you use the pool. See the
FC/CYA Chart.
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pH
Acceptable Minimum: 7.2
Ideal: 7.6-7.8
Acceptable Maximum: 8.0
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Total Alkalinity
Acceptable Minimum: 50-60
Ideal: 60-80
Acceptable Maximum: 80-90
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Calcium
Acceptable Minimum: 250-350
Ideal: 350-550
Acceptable Maximum: 550-650
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Cyanuric Acid
Acceptable Minimum: 30-40
Ideal: 40-50
Acceptable Maximum: 50-60
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High Chlorine Loss
Pool owners who use liquid chlorine under some conditions may notice a large chlorine loss on a day to day basis. It is very common for a manually dosed pool to lose 2-4ppm Chlorine daily however some users may experience a larger drop, especially in areas of a high UV index. To help combat this issue users may consider maintaining a slightly higher than recommended CYA level such as maybe a 60ppm level to help protect the chlorine.
High Calcium Levels
High Calcium levels in a plaster pool can easily create scale on the walls of the pool. In cases where calcium levels cannot be kept within TFP’s Ideal Levels a homeowner may need to use more advanced methods of pool care. Users with high Calcium Levels should
read more about CSI to assist with their pool care.
Maintaining a Pool With Cold Water
Users maintaining their pools with very cold water may find their
CSI out of balance. To help combat this issue it’s suggested they allow their pH to increase towards 7.8 to 8.0 to help reduce the risk of etching their pools surface.
How is CSI calculated? Very simple – use our PoolMath tool. To ensure long plaster life and save money, click here to learn more.
www.troublefreepool.com
Use our tool to find ideal chemical levels for any swimming pool. Check TFP recommended levels on pH, free chlorine, cyanuric acid, and more.
www.troublefreepool.com