{"product_id":"spa-fresh-ultra-cal-up-500g","title":"Spa Fresh ULTRA Cal up 500gm","description":"\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Description \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSpa Fresh ULTRA Cal Up 500g is a water balancing treatment specifically formulated to \u003cstrong\u003eincrease calcium hardness levels\u003c\/strong\u003e in spa, hot tub and swim spa water. Maintaining proper calcium hardness is essential for protecting spa equipment, heaters, acrylic surfaces and plumbing components from the damaging effects of soft or aggressive water. \u003c\/p\u003e\n\u003cp\u003eWater that is low in calcium hardness can become corrosive, leading to etching of surfaces, deterioration of metallic components and reduced equipment lifespan. Spa Fresh ULTRA Cal Up restores calcium hardness to recommended levels, helping create balanced water conditions while protecting your investment. \u003c\/p\u003e\n\u003cp\u003eAs part of a complete spa water care program, regular calcium hardness testing and adjustment help improve water stability, reduce corrosion risks and support effective water balance. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncreases calcium hardness in spa water. \u003c\/li\u003e\n\u003cli\u003eHelps prevent corrosion of spa equipment and components. \u003ca href=\"https:\/\/shop.poolandspasolutions.com.au\/products\/spa-fresh-ultra-cal-up.oembed\"\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eAssists in protecting acrylic, concrete and grouted surfaces from etching. \u003c\/li\u003e\n\u003cli\u003eSupports balanced water chemistry. \u003c\/li\u003e\n\u003cli\u003eHelps improve overall equipment longevity. \u003c\/li\u003e\n\u003cli\u003eSuitable for spas, hot tubs and swim spas. \u003c\/li\u003e\n\u003cli\u003eConvenient 500g size for routine water balancing. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Spa Fresh ULTRA Cal Up\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 500g \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e ASCSFUCAU5 \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Calcium Hardness Increaser\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Spa and hot tub water balancing. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Function:\u003c\/strong\u003e Raises calcium hardness levels in spa water. \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable For:\u003c\/strong\u003e Portable spas, hot tubs and swim spas.  \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBenefits:\u003c\/strong\u003e Helps prevent corrosion, etching and equipment damage caused by low calcium hardness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Lochlor","offers":[{"title":"Default Title","offer_id":43906858090635,"sku":"ASCSFUCAU5","price":28.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/1332\/4427\/files\/ASCSFUCAU5.png?v=1757651835","url":"https:\/\/www.spapartsonline.com.au\/products\/spa-fresh-ultra-cal-up-500g","provider":"Spapartsonlineau","version":"1.0","type":"link"}