SpaChoice 14-Ounces 6-Pack Premium Increase Calcium, Calcium Hardness Increaser Hot Tub, Made in USA

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About This The ideal hardness level is 200-400 ppm 1 ounce of product per 500 gallons increases hardness by about 10 ppm This product is used to increase the calcium hardness in sp as and hot tubs Overview Brand : SpaChoice Item Weight : 84 Ounces Item Form : Granular Product Benefits : Calcium Increaser UPC : 034261089580 Show more