{"title":"Calcium Hardness Increasers","description":"","products":[{"product_id":"blue-wave-calcium-hardness-increaser-8lb-pail","title":"Blue Wave Calcium Hardness Increaser - 8lb Pail","description":"\u003cp\u003eBlue Wave Calcium Hardness Increaser - 8lb Pail. Use as needed to raise the hardness (calcium) level in your pool to the ideal range. Prevents water from becoming corrosive and damaging your pool’s plumbing and heater. Stops staining and etching of pool surfaces caused by low hardness levels. Great for use in areas where soft water is a problem.\u003c\/p\u003e\n\u003cp\u003eRecommended dosage: 5 lbs. per 10,000 gallons to raise the hardness approximately 40 ppm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: Chemical packaging may vary from images shown. We cannot guarantee type of packaging (ie. pail, bucket, box or bag).\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAbove-ground and In-ground Swimming Pools and Spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUsed to raise Calcium in pool water.\u003c\/li\u003e\n  \u003cli\u003ePrevents water from becoming corrosive.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Wave","offers":[{"title":"Default Title","offer_id":42638763262034,"sku":"CALI9","price":31.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5843\/5666\/files\/blue-wave-calcium-hardness-increaser-8lb-pail-pool-balancing-chemicals__44046.jpg?v=1787433167"},{"product_id":"blue-wave-calcium-hardness-increaser-25lb-pail","title":"Blue Wave Calcium Hardness Increaser - 25lb Pail","description":"\u003cp\u003eBlue Wave Calcium Hardness Increaser - 25lb Pail. Use as needed to raise the hardness (calcium) level in your pool to the ideal range. Prevents water from becoming corrosive and damaging your pool’s plumbing and heater. Stops staining and etching of pool surfaces caused by low hardness levels. Great for use in areas where soft water is a problem.\u003c\/p\u003e\n\u003cp\u003eRecommended dosage: 5 lbs. per 10,000 gallons to raise the hardness approximately 40 ppm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note: Chemical packaging may vary from images shown. We cannot guarantee type of packaging (ie. pail, bucket, box or bag).\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAbove-ground and In-ground Swimming Pools and Spas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUsed to raise Calcium in pool water.\u003c\/li\u003e\n\u003cli\u003ePrevents water from becoming corrosive.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Blue Wave","offers":[{"title":"Default Title","offer_id":42638763720786,"sku":"CALI25","price":55.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5843\/5666\/files\/blue-wave-calcium-hardness-increaser-25lb-pail-pool-balancing-chemicals__43920.jpg?v=1787433185"},{"product_id":"jacks-magic-calcium-tabs-100-tablets","title":"Jacks Magic Calcium Tabs 100 Tablets - JMPTK010","description":"\u003cp\u003eThe Jacks Magic Calcium Tabs - 100 Tablets; Item # JMPTK010\u003c\/p\u003e","brand":"Pool Supply Delivery","offers":[{"title":"Default Title","offer_id":42638822441042,"sku":"JMPTK010","price":7.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5843\/5666\/files\/NoImageAvailable_1cd19d73-325f-4f4c-8c84-c39a4b9e8baf__44230.png?v=1787435335"},{"product_id":"pool-care-calcium-balance-treatment-25-lb-pail","title":"Pool Care Calcium Balance Treatment - 25 lb Pail","description":"\u003cp\u003e\u003cstrong\u003ePool Care Calcium Balance Treatment - 25 lb Pail\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePool Care Calcium Balance Treatment - 25 lb Pail returns water to its normal hardness level. Calcium Balance Treatment also prevents corrosion, etching and pitting of exposed concrete surfaces.\u003c\/p\u003e\n\u003cp\u003eUsage: Pool Care Calcium Balance Treatment should be added by scattering it over the surface of the pool water so it will dissolve more rapidly. A dose of 1.25 lbs of Calcium Balance Treatment per 10,000 gallons of pool water will raise calcium hardness approximately 10 ppm.\u003c\/p\u003e\n\u003ch3\u003eApplication:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOutdoor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCalcium Balance Treatment\u003c\/li\u003e\n\u003cli\u003eIncrease Calcium Hardness in your pool\u003c\/li\u003e\n\u003cli\u003eProtects from damage caused by corrosive water\u003c\/li\u003e\n\u003cli\u003eSpecial formula works quickly and effectively\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Other\/Varies","offers":[{"title":"Default Title","offer_id":42638880309330,"sku":"NAV-50-7325","price":17.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5843\/5666\/files\/pool-care-calcium-balance-treatment-25-lb-pail-pool-balancing-chemicals__99006.jpg?v=1787437450"},{"product_id":"pool-care-calcium-balance-treatment-8-lb-pail","title":"Pool Care Calcium Balance Treatment - 8 lb Pail","description":"\u003cp\u003e\u003cstrong\u003ePool Care Calcium Balance Treatment - 8 lb Pail\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePool Care Calcium Balance Treatment - 8 lb Pail returns water to its normal hardness level. Calcium Balance Treatment also prevents corrosion, etching and pitting of exposed concrete surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003eUsage\u003c\/span\u003e: Pool Care Calcium Balance Treatment should be added by scattering it over the surface of the pool water so it will dissolve more rapidly. A dose of 1.25 lbs of Calcium Balance Treatment per 10,000 gallons of pool water will raise calcium hardness approximately 10 ppm.\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOutdoor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCalcium Balance Treatment\u003c\/li\u003e\n  \u003cli\u003eIncrease Calcium Hardness in your pool\u003c\/li\u003e\n  \u003cli\u003eProtects from damage caused by corrosive water\u003c\/li\u003e\n  \u003cli\u003eSpecial formula works quickly and effectively\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Other\/Varies","offers":[{"title":"Default Title","offer_id":42638880440402,"sku":"NAV-50-7304","price":8.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0600\/5843\/5666\/files\/pool-care-calcium-balance-treatment-8-lb-pail-pool-balancing-chemicals__58837.jpg?v=1787437456"}],"url":"https:\/\/toppoolsupply.com\/collections\/calcium-hardness-increasers.oembed","provider":"Top Pool Supply","version":"1.0","type":"link"}