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Blue Horizons 3-Way Bromine Test Strips
Simple dip tests strips into the water and compare the colours on the pad with the chart on the side of the tub.
Test daily when the spa is in use, and twice weekly when it is not.
The following readings should be maintained:
- Bromine : 3 - 5 ppm
- pH : 7.2 - 7.8
- Total Alkalinity : 80 - 120 ppm