Blue Devil B7320 Total Hardness Test
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Blue Devil calcium hardness test. Clear box contains two solutions: Calcium hardness "A" and calcium hardness "B".
- Tests pool's calcium hardness level
- 5 oz calcium hardness "A" and 1 oz calcium hardness "B"
- Individual test for calcium hardness
- Voted: 1632
- Brand: Valterra Products, LLC
- Product Code: B7320
- Availability: In Stock
- $60.87
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