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Diamond Crystal Hardi-Cube Water Softener Salt

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50 pound bag of Diamond Crystal Hardi-Cub water softener salt

Made with up to 99.8% pure salt, this premium-purity softener salt has a uniquely compacted shape for extra hardness. Virtually 100% water soluble, it is specially formulated to resist mushing and bridging in the brine tank-- helping to keep your softener clean and trouble-free. 

Recommended for use in most water softeners. 

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