Hard Water Test Strips can help you estimate how hard your water is (25 strips).
![Hard Water Test Strips [25]](https://cdn11.bigcommerce.com/s-bz401t/images/stencil/1280x1280/products/790/751/hard-water-test__24943.1520209152.jpg?c=2 "Hard Water Test Strips [25]")
Hard Water Test Strips [25]
$22.00
![90-Piece Diagnostic ph test strips [PH Ion-Balance]](https://cdn11.bigcommerce.com/s-bz401t/images/stencil/500x659/products/821/832/PHIon_balance__33409.1520209173.jpg?c=2 "90-Piece Diagnostic ph test strips [PH Ion-Balance]")
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