{"product_id":"core-elements-pack-cal-alk-mag","title":"Core Elements Bundle CAL\/ALK\/MAG","description":"\u003cp data-start=\"258\" data-end=\"315\"\u003e\u003cstrong data-start=\"258\" data-end=\"315\"\u003eThe essential foundation for balanced reef chemistry.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"317\" data-end=\"608\"\u003eThe Waterbox Core Elements Pack provides the three major components required for healthy coral growth and stable water chemistry—Calcium, Alkalinity, and Magnesium. These elements work together to support coral calcification, maintain proper pH, and promote vibrant, thriving reef systems.\u003c\/p\u003e\n\u003cp data-start=\"610\" data-end=\"930\"\u003eDesigned for use in all saltwater reef aquariums, this bundle simplifies dosing and helps ensure your water parameters remain stable and within optimal ranges. Maintaining proper levels of these core elements is critical for the long-term health, coloration, and structural growth of corals and other reef inhabitants.\u003c\/p\u003e\n\u003cp data-start=\"932\" data-end=\"959\"\u003e\u003cstrong data-start=\"932\" data-end=\"957\"\u003eIncluded in the Pack:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"961\" data-end=\"1333\"\u003e\u003cstrong data-start=\"961\" data-end=\"972\"\u003eCalcium\u003c\/strong\u003e\u003cbr data-start=\"972\" data-end=\"975\"\u003eCalcium is an essential building block for coral skeletons, invertebrates, and coralline algae. Without sufficient calcium, SPS and LPS corals cannot form their calcium carbonate structures, leading to poor growth and reduced vitality.\u003cbr data-start=\"1210\" data-end=\"1213\"\u003e\u003cem data-start=\"1213\" data-end=\"1234\"\u003eRecommended Levels:\u003c\/em\u003e 420–460 ppm\u003cbr data-start=\"1246\" data-end=\"1249\"\u003e\u003cem data-start=\"1249\" data-end=\"1262\"\u003eDirections:\u003c\/em\u003e 5 ml of Calcium raises calcium by 7.5 mg\/L (ppm) per 100 L (25 gal).\u003c\/p\u003e\n\u003cp data-start=\"1335\" data-end=\"1666\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1349\"\u003eAlkalinity\u003c\/strong\u003e\u003cbr data-start=\"1349\" data-end=\"1352\"\u003eAlkalinity plays a vital role in maintaining pH stability and supporting coral skeleton formation. It prevents rapid pH swings and provides the carbonate ions needed for coral calcification.\u003cbr data-start=\"1542\" data-end=\"1545\"\u003e\u003cem data-start=\"1545\" data-end=\"1566\"\u003eRecommended Levels:\u003c\/em\u003e 7.5–9.5 dKH\u003cbr data-start=\"1578\" data-end=\"1581\"\u003e\u003cem data-start=\"1581\" data-end=\"1594\"\u003eDirections:\u003c\/em\u003e 5 ml of Alkalinity raises alkalinity by 0.125 dKH per 100 L (25 gal).\u003c\/p\u003e\n\u003cp data-start=\"1668\" data-end=\"2029\"\u003e\u003cstrong data-start=\"1668\" data-end=\"1681\"\u003eMagnesium\u003c\/strong\u003e\u003cbr data-start=\"1681\" data-end=\"1684\"\u003eMagnesium helps maintain the balance between calcium and alkalinity by preventing precipitation and improving element absorption. Proper magnesium levels are key to stable reef chemistry and consistent coral growth.\u003cbr data-start=\"1899\" data-end=\"1902\"\u003e\u003cem data-start=\"1902\" data-end=\"1923\"\u003eRecommended Levels:\u003c\/em\u003e 1200–1400 ppm\u003cbr data-start=\"1937\" data-end=\"1940\"\u003e\u003cem data-start=\"1940\" data-end=\"1953\"\u003eDirections:\u003c\/em\u003e 5 ml of Magnesium raises magnesium by 3.75 mg\/L (ppm) per 100 L (25 gal).\u003c\/p\u003e\n\u003cp data-start=\"2031\" data-end=\"2183\"\u003eTogether, these three elements form the chemical backbone of any successful reef aquarium—ensuring stability, strength, and vibrant coral development.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Waterbox Aquariums","offers":[{"title":"500ml","offer_id":47599094071474,"sku":"WB_CORE_ELEMENTS_PACK_CAL_ALK_MAG_1","price":35.97,"currency_code":"USD","in_stock":true},{"title":"1000ml","offer_id":47599094104242,"sku":"WB_CORE_ELEMENTS_PACK_CAL_ALK_MAG_2","price":59.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5103\/3778\/files\/CoreElementsBundle_b22fd559-4595-402c-bc7f-b5ddb5550f1d.jpg?v=1781818785","url":"https:\/\/marenmarine.com\/products\/core-elements-pack-cal-alk-mag","provider":"Maren Marine","version":"1.0","type":"link"}