{"product_id":"seachem-reef-fusion-2-500ml-alkalinity-kh-supplement-for-reef-aquariums","title":"Seachem Reef Fusion 2 500mL Alkalinity (KH) Supplement for Reef Aquariums","description":"\u003ch2\u003eReef Fusion 2\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-end=\"496\" data-start=\"340\"\u003eMaintain stable alkalinity and support overall reef stability with Seachem Reef Fusion 2. This is a concentrated alkalinity supplement designed for reef aquariums.\u003c\/p\u003e\n\u003cp data-end=\"760\" data-start=\"498\"\u003eReef Fusion 2 provides carbonate alkalinity (KH), which plays a critical role in maintaining stable pH and supporting coral structure. When used alongside Reef Fusion 1, it helps create a balanced system for consistent reef parameters and long-term coral health.\u003c\/p\u003e\n\u003chr data-end=\"765\" data-start=\"762\"\u003e\n\u003ch1 data-end=\"799\" data-start=\"767\"\u003eHow It Works \u003c\/h1\u003e\n\u003cp data-end=\"834\" data-start=\"801\"\u003eAlkalinity (KH) is essential for:\u003c\/p\u003e\n\u003cul data-end=\"928\" data-start=\"836\"\u003e\n\u003cli data-end=\"854\" data-start=\"836\"\u003eStabilizing pH\u003c\/li\u003e\n\u003cli data-end=\"891\" data-start=\"855\"\u003eSupporting coral skeletal growth\u003c\/li\u003e\n\u003cli data-end=\"928\" data-start=\"892\"\u003eMaintaining overall reef balance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"956\" data-start=\"930\"\u003eReef Fusion 2 works by:\u003c\/p\u003e\n\u003cul data-end=\"1054\" data-start=\"957\"\u003e\n\u003cli data-end=\"989\" data-start=\"957\"\u003eRaising carbonate alkalinity\u003c\/li\u003e\n\u003cli data-end=\"1021\" data-start=\"990\"\u003eSupporting stable pH levels\u003c\/li\u003e\n\u003cli data-end=\"1054\" data-start=\"1022\"\u003eComplementing calcium dosing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1110\" data-start=\"1056\"\u003eResult: A more stable and balanced reef environment\u003c\/p\u003e\n\u003chr data-end=\"1115\" data-start=\"1112\"\u003e\n\u003ch1 data-end=\"1143\" data-start=\"1117\"\u003eIMPORTANT: Proper Use\u003c\/h1\u003e\n\u003cp data-end=\"1234\" data-start=\"1145\"\u003eReef Fusion 2 is part of a \u003cstrong data-end=\"1198\" data-start=\"1172\"\u003etwo part dosing system\u003c\/strong\u003e and should not be used incorrectly.\u003c\/p\u003e\n\u003chr data-end=\"1239\" data-start=\"1236\"\u003e\n\u003ch3 data-end=\"1260\" data-start=\"1241\"\u003eBest Practice\u003c\/h3\u003e\n\u003cul data-end=\"1389\" data-start=\"1262\"\u003e\n\u003cli data-end=\"1308\" data-start=\"1262\"\u003eUse with Reef Fusion 1 for balanced dosing\u003c\/li\u003e\n\u003cli data-end=\"1354\" data-start=\"1309\"\u003eDose separately (never mix before adding)\u003c\/li\u003e\n\u003cli data-end=\"1389\" data-start=\"1355\"\u003eTest alkalinity (KH) regularly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1394\" data-start=\"1391\"\u003e\n\u003ch3 data-end=\"1416\" data-start=\"1396\"\u003eWhat to avoid\u003c\/h3\u003e\n\u003cul data-end=\"1539\" data-start=\"1418\"\u003e\n\u003cli data-end=\"1465\" data-start=\"1418\"\u003eDo NOT mix with Reef Fusion 1 before dosing\u003c\/li\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003eDo NOT dose without testing\u003c\/li\u003e\n\u003cli data-end=\"1539\" data-start=\"1498\"\u003eDo NOT make large corrections at once\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1561\" data-start=\"1541\"\u003eImproper use can:\u003c\/p\u003e\n\u003cul data-end=\"1635\" data-start=\"1562\"\u003e\n\u003cli data-end=\"1582\" data-start=\"1562\"\u003eSpike alkalinity\u003c\/li\u003e\n\u003cli data-end=\"1600\" data-start=\"1583\"\u003eStress corals\u003c\/li\u003e\n\u003cli data-end=\"1635\" data-start=\"1601\"\u003eCause instability in your tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1640\" data-start=\"1637\"\u003e\n\u003ch1 data-end=\"1667\" data-start=\"1642\"\u003eWhat It Helps With\u003c\/h1\u003e\n\u003cul data-end=\"1783\" data-start=\"1669\"\u003e\n\u003cli data-end=\"1699\" data-start=\"1669\"\u003eLow alkalinity (KH) levels\u003c\/li\u003e\n\u003cli data-end=\"1716\" data-start=\"1700\"\u003epH stability\u003c\/li\u003e\n\u003cli data-end=\"1744\" data-start=\"1717\"\u003eSupporting coral growth\u003c\/li\u003e\n\u003cli data-end=\"1783\" data-start=\"1745\"\u003eMaintaining reef parameter balance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1788\" data-start=\"1785\"\u003e\n\u003ch1 data-end=\"1811\" data-start=\"1790\"\u003eWhy It Matters\u003c\/h1\u003e\n\u003cp data-end=\"1954\" data-start=\"1813\"\u003eAlkalinity is one of the most important parameters in a reef tank.\u003cbr data-end=\"1882\" data-start=\"1879\"\u003eWithout stable KH levels, pH can fluctuate and coral health can decline.\u003c\/p\u003e\n\u003chr data-end=\"1959\" data-start=\"1956\"\u003e\n\u003ch1 data-end=\"1979\" data-start=\"1961\"\u003ePerfect For\u003c\/h1\u003e\n\u003cul data-end=\"2085\" data-start=\"1981\"\u003e\n\u003cli data-end=\"2023\" data-start=\"1981\"\u003eReef aquariums (LPS, SPS, mixed reefs)\u003c\/li\u003e\n\u003cli data-end=\"2057\" data-start=\"2024\"\u003eHobbyists managing alkalinity\u003c\/li\u003e\n\u003cli data-end=\"2085\" data-start=\"2058\"\u003eBalanced dosing systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2090\" data-start=\"2087\"\u003e\n\u003ch1 data-end=\"2109\" data-start=\"2092\"\u003eHow to Use\u003c\/h1\u003e\n\u003cp data-end=\"2167\" data-start=\"2111\"\u003eAdd as directed to raise and maintain alkalinity levels.\u003c\/p\u003e\n\u003cp data-end=\"2238\" data-start=\"2169\"\u003eTest before and after dosing\u003cbr data-end=\"2203\" data-start=\"2200\"\u003eAdjust gradually for stability\u003c\/p\u003e\n\u003chr data-end=\"2243\" data-start=\"2240\"\u003e\n\u003ch1 data-end=\"2259\" data-start=\"2245\"\u003ePro Tip\u003c\/h1\u003e\n\u003cp data-end=\"2289\" data-start=\"2261\"\u003eFor best results, pair with:\u003c\/p\u003e\n\u003cul data-end=\"2357\" data-start=\"2291\"\u003e\n\u003cli data-end=\"2308\" data-start=\"2291\"\u003eReef Fusion 1\u003c\/li\u003e\n\u003cli data-end=\"2337\" data-start=\"2309\"\u003eKH (alkalinity) test kit\u003c\/li\u003e\n\u003cli data-end=\"2357\" data-start=\"2338\"\u003eCalcium testing\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cem\u003eSave when purchasing together with the \u003ca href=\"https:\/\/infinityandbeyondaquatics.com\/products\/seachem-reef-fusion-1-2-bundle-500ml-calcium-alkalinity-system-for-reef-aquariums?utm_source=copyToPasteBoard\u0026amp;utm_medium=product-links\u0026amp;utm_content=web\"\u003eFusion 1 \u0026amp; Fusion 2 Bundle \u003c\/a\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e Balanced dosing = long term reef success\u003c\/span\u003e\u003c\/p\u003e","brand":"Bradley Caldwell","offers":[{"title":"Default Title","offer_id":52699085144373,"sku":null,"price":12.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/2252\/7285\/files\/fusion2_2ee5c4d1-d06a-4a74-9b32-88490fb41e96.jpg?v=1776573454","url":"https:\/\/infinityandbeyondaquatics.com\/products\/seachem-reef-fusion-2-500ml-alkalinity-kh-supplement-for-reef-aquariums","provider":"Infinity and Beyond Aquatics ","version":"1.0","type":"link"}