AquaChek Hardness Spa & Pool Test Strips
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AquaChek Hardness Spa Test Strips
AquaChek Hardness Test Strips for hot tubs and pools test for calcium and magnesium, the 2 primary minerals of water hardness. Guaranteed fresh. 25 test strips.
AquaChek Hardness Test Strips for hot tubs & pools check total calcium + magnesium. Too low causes corrosion & foam. Too high causes scale & cloudiness. 25 tests.
- Total water hardness
- Low range (up to 120 ppm)
- High range (from 250 to 1,000 ppm)
Product Notes: Dip strip, remove, then compare to chart.
