$8.99
on Amazon
Where we mention this product
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essentials
Pool Salt for a Water Softener: Same NaCl, Wrong Bag
More strips · Best for: A 150-count hardness kit if the 50-strip pack will be used up checking recovery over several cycles
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problems
Why Your Water Softener Is Leaving Water Hard
Start here · Best for: First kit in the drawer — test cold tap before and after a manual regen
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