{"product_id":"bio-ouster-hot-tub-water-balancing-kit-spa-ph-up-down-alkalinity-calcium-hardness","title":"Bio Ouster Hot Tub Water Balancing Kit | Spa pH Up \u0026 Down, Alkalinity \u0026 Calcium Hardness","description":"\u003ch2\u003eComplete spa water balance in one ready-to-use kit\u003c\/h2\u003e\n\u003cp\u003eMeet Bio Ouster’s Hot Tub Water Balancing Kit, a comprehensive set designed to simplify hot tub care across acrylic, inflatable, and wooden tubs. This starter kit bundles essential chemi­cals with easy-to-read test strips so you can aim for a comfortable soak and consistently clear water. The formulas are brewed with real-world spa use in mind—balancing pH, alkalinity, and mineral hardness to support your sanitizer and keep system components protected. All formulas are crafted in the USA and lab-tested to ensure dependable performance.\u003c\/p\u003e\n\n\u003ch3\u003eWhat’s inside the kit\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003epH Up to raise pH to your target range\u003c\/li\u003e\n  \u003cli\u003epH Down to lower pH when readings rise\u003c\/li\u003e\n  \u003cli\u003eAlkalinity Increaser to stabilize water balance\u003c\/li\u003e\n  \u003cli\u003eCalcium Hardness Increaser to protect surfaces and equipment\u003c\/li\u003e\n  \u003cli\u003e50 pH Test Strips for quick, clear readings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy this kit fits real-life spa care\u003c\/h3\u003e\n\u003cp\u003eThe included items address the most common maintenance needs in a single package. You can quickly adjust pH, then steady the buildup-prone alkalinity, and fine-tune mineral balance for clearer water. The kit is designed to work with a variety of sanitizers, including chlorine, bromine, ozone, and salt systems, making it a versatile starter for many hot tubs.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits you may notice\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEasy, fast-acting formulas that work with acrylic, inflatable, and wood spas\u003c\/li\u003e\n  \u003cli\u003eClear, simple steps to maintain water that feels comfortable to soak in\u003c\/li\u003e\n  \u003cli\u003eReduced risk of cloudy water and surface scale with balanced minerals\u003c\/li\u003e\n  \u003cli\u003eBetter compatibility with common sanitizers, helping maintain sanitizer effectiveness\u003c\/li\u003e\n  \u003cli\u003eConfidence from USA-made, lab-tested formulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to use at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTest water with the included strips and note the pH, alkalinity, and hardness levels\u003c\/li\u003e\n  \u003cli\u003eAdd pH Up or pH Down to bring readings within the target range\u003c\/li\u003e\n  \u003cli\u003eUse the Alkalinity Increaser to stabilize pH swings\u003c\/li\u003e\n  \u003cli\u003eAdd Calcium Hardness Increaser as needed to protect spa surfaces and equipment\u003c\/li\u003e\n  \u003cli\u003eRe-test and repeat as part of your regular maintenance routine\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor ongoing clarity and softness, Bio Ouster also recommends pairing this kit with the brand’s 3-in-1 Weekly Care product. This combination supports a balanced, comfortable spa experience and helps you soak with renewed confidence.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the Bio Ouster Hot Tub Water Balancing Kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes pH Up, pH Down, Alkalinity Increaser, Calcium Hardness Increaser, and 50 pH test strips.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What hot tub types is this kit suitable for and what sanitizers does it work with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Suitable for acrylic, inflatable, and wooden tubs; works with chlorine, bromine, ozone, and salt water.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Bio Ouster","offers":[{"title":"Default Title","offer_id":48213122646260,"sku":"B0FHL2Q4KJ","price":63.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/6652\/0820\/files\/bio-ouster-hot-tub-balance-kit-pour.jpg?v=1778462482","url":"https:\/\/www.cerapatiogarden.com\/products\/bio-ouster-hot-tub-water-balancing-kit-spa-ph-up-down-alkalinity-calcium-hardness","provider":"Cera Garden","version":"1.0","type":"link"}