{"product_id":"zodiac-spa-calcium-up-pure-balance-500gm","title":"Zodiac Spa Calcium Up - Pure Balance - 500gm","description":"\u003cp\u003eZodiac Spa Calcium Up - Pure Balance. Calcium Hardness increaser.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEssential for water balance\u003c\/li\u003e\n\u003cli\u003eHelps protect spa and equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-regular text-body2 text-medium text-body-2 text-[var(--color-gray-sf-700)]\"\u003eIncreases Calcium Hardness in Swimming Pools. Ideal range for Calcium Hardness is 200 – 400ppm (concrete) 150 – 250 ppm (fiberglass). Pack Size: 1kg\u003c\/p\u003e\n\u003cp class=\"font-regular text-body2 text-medium text-body-2 text-[var(--color-gray-sf-700)] mt-2 whitespace-pre-line\"\u003eApplication: • 10g increases the Calcium Hardness by 10ppm per 1000L • Dissolve the product in a bucket of water, and then apply the solution to the pool Pro Tip: • Allow pump and filter to run for at least 6 - 8 hours before retesting • Do not add to pool within 2-4 hours of adding Alkalinity Up\/Buffer (this can cause extreme cloudy conditions) • Low calcium hardness can cause water to foam\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eDry chemicals are sold by weight, not volume. Due to differing densities of various chemicals, some containers may not appear 'full' when they are actually the correct weight.\u003c\/p\u003e\n\u003ch3\u003eManufacturer Catalogues, Diagrams \u0026amp; Part Numbers\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eNeed exploded views, spare part numbers, product numbers, diagrams, or more product information?   See the manufacturer catalogues:\n  \u003ca href=\"https:\/\/hasp.com.au\/pages\/Astralpool_Catalogue_2026\"\u003eAstralPool Catalogue 2026\u003c\/a\u003e  |  \u003ca href=\"https:\/\/hasp.com.au\/pages\/Zodiac_Catalogue_2026\"\u003eZodiac Catalogue 2026\u003c\/a\u003e\n\u003c\/strong\u003e\u003c\/p\u003e","brand":"Zodiac","offers":[{"title":"Default Title","offer_id":46494663114941,"sku":"WC000445","price":7.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0372\/5253\/files\/zodiac-spa-calcium-up-pure-balance-500gm-674.webp?v=1773200225","url":"https:\/\/heaterandspaparts.com.au\/products\/zodiac-spa-calcium-up-pure-balance-500gm","provider":"Heater and Spa Parts","version":"1.0","type":"link"}