{"product_id":"pool-mate-32-pounds-calcium-hardness-increaser-rapidly-raises","title":"Pool Mate 32-Pounds Calcium Hardness Increaser - Rapidly Raises","description":"\u003cp\u003eIn this review the Pool Mate 32-Pounds Calcium Hardness Increaser is evaluated for pool owners who need a reliable, cost-effective way to raise and maintain proper calcium hardness. The bottom line: this granular \u003cstrong\u003ecalcium chloride\u003c\/strong\u003e product is best for routine pool maintenance when tests show low hardness and you want to prevent etching or corrosion. It is straightforward to use, dissolves quickly when prepared correctly, and raises hardness predictably, making it a practical choice for vinyl, tile, exposed aggregate, fiberglass, and painted pools.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eRapidly increases total hardness:\u003c\/strong\u003e The pure calcium chloride formula raises calcium hardness quickly to help bring water into the recommended range.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eClear dosing guidance:\u003c\/strong\u003e The included chart and stated rate of 8 ounces per 5,000 gallons for a 10 ppm increase make calculations simple for common pool sizes.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePrevents surface damage:\u003c\/strong\u003e Maintaining the ideal range helps reduce the risk of corrosion, etching, and staining on pool surfaces.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSuitable for multiple pool finishes:\u003c\/strong\u003e Recommended hardness ranges are provided for vinyl, tile, exposed aggregate, marcite, fiberglass, and painted pools for tailored use.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEasy to apply:\u003c\/strong\u003e The product is mixed in a plastic bucket and poured around the pool perimeter while the pump runs, which is a straightforward method for most users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis product is for pool owners and maintenance pros who monitor water chemistry and need to raise calcium hardness without buying a premium brand. It is well suited to those with 5,000 to 10,000 gallon pools who want a predictable, dissolving treatment that restores hardness to the 200 to 400 ppm target range.\u003c\/p\u003e\n\u003cp\u003eIt is not for users who do not test water regularly or who prefer liquid treatments; you should test with a reliable calcium hardness kit before adding any chemical. Also, if surface staining is a concern, follow dosing directions carefully and be aware some customers noted chlorine content concerns that can affect finishes if misused.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eEffective at raising calcium levels and brings hardness into the recommended range when dosed per instructions.\u003c\/li\u003e\n \u003cli\u003eDissolves quickly when mixed in a bucket and added while the circulation system runs.\u003c\/li\u003e\n \u003cli\u003eGood value compared with higher-priced alternatives while offering the same core functionality.\u003c\/li\u003e\n \u003cli\u003eClear guidance on target hardness ranges for different pool surfaces helps avoid under- or over-treatment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSome customers reported concerns about chlorine content and potential staining, so careful application and testing are required.\u003c\/li\u003e\n \u003cli\u003eThe granular powder requires pre-mixing in a bucket rather than direct application, which adds a small extra step.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCalcium hardness increaser (calcium chloride)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e32 pounds\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eRecommended hardness range\u003c\/td\u003e\n\u003ctd\u003eVinyl 200-300 ppm; Tile\/Aggregate 200-400 ppm; Fiberglass\/Marcite 250-400 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eDosing example\u003c\/td\u003e\n\u003ctd\u003e8 ounces raises hardness 10 ppm per 5,000 gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eApplication method\u003c\/td\u003e\n\u003ctd\u003eDissolve in plastic bucket up to 2 lb per 5 gal and pour around pool while circulating\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eTypical pool caution\u003c\/td\u003e\n\u003ctd\u003eDo not add more than 10 pounds at once to a 10,000 gallon pool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Pool Mate 32-Pounds Calcium Hardness Increaser is a practical, effective option for pool owners who test regularly and need to restore hardness affordably. Its predictable dosing and quick dissolution mean it works like more expensive brands for preventing surface etching and corrosion, though careful application is required to avoid staining concerns noted by some users.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow much will this raise my pool's calcium hardness?\u003c\/strong\u003e\u003cbr\u003eUse the guideline that 8 ounces raises calcium hardness about 10 ppm per 5,000 gallons; calculate based on your pool volume and test before adding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I add this product to the pool?\u003c\/strong\u003e\u003cbr\u003eDissolve the granules in a plastic bucket filled with pool water (up to 2 lb per 5 gal), then slowly pour the solution around the pool perimeter while the circulation system is running.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this safe for all pool surfaces?\u003c\/strong\u003e\u003cbr\u003eYes when used to reach the recommended ranges for your surface type (vinyl, tile\/exposed aggregate, marcite, fiberglass, painted), but follow dosing instructions and test to avoid potential staining or finish issues.\u003c\/p\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":48247909286107,"sku":"B0CWVRCYZR","price":57.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71q5cS7yRzL._AC_SL1500.jpg?v=1770930662","url":"https:\/\/gearmusthave.com\/products\/pool-mate-32-pounds-calcium-hardness-increaser-rapidly-raises","provider":"GearMustHave","version":"1.0","type":"link"}