Product Description
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Precision liquid formula raises spa water calcium hardness efficiently, helping prevent corrosive “hungry” water that can damage heaters, plumbing, and metallic parts.
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Ideal for weekly use or fresh fills in spas with low or softened water, restoring balance without overshooting to scale-forming levels.
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Helps minimize foam, cloudiness, and sanitizer demand by maintaining stable hardness—essential for optimal sanitizer effectiveness.
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Compatible with all hot tub sanitizer types—including chlorine, bromine, saltwater, and mineral systems—simplifying your chemical routine.
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Convenient 32 oz bottle with marked dosing lines makes it easy to add precise amounts based on spa volume.
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Backed by Hot Tub Things’ quality assurance, safety-tested for spa use and formulated without harsh fillers—trusted by professionals and DIYers.
Product Specification
| Brand | Hot Tub Things |
|---|---|
| SKU | 30209 |
| Dimensions | 8.74 x 4.88 x 4.09 in |
| Barcode | 850511004222 |
| Weight | 2.1 lb |
| Chemical Type2 | Stain & Scale |
| Chemical Form | Liquid |