🌊 Hot Tub Maintenance
280 gal • Bromine
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Log Chemicals
Log Maintenance
Water Change
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Log Chemical Reading
Date *
Bromine (ppm)
Target: 3 – 5 ppm
pH
Target: 7.2 – 7.8
Total Alkalinity (ppm)
Target: 80 – 120 ppm
Calcium Hardness (ppm)
Target: 150 – 250 ppm
TDS (ppm)
Target: <1500 ppm above fill water
Notes
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