{"product_id":"ecoone-calcium-hardness-increaser-spa-water-hardness-booster-28-oz-chlorine-free","title":"EcoOne Calcium Hardness Increaser | Spa Water Hardness Booster, 28 oz, Chlorine-Free","description":"\u003ch2\u003eBalanced spa water starts here\u003c\/h2\u003e\n\u003cp\u003eEcoOne Calcium Hardness Increaser is a pure calcium chloride powder designed to gently raise your spa water hardness. This helps keep your water chemistry stable, supporting the performance of your heater, pump, and filtration while you enjoy your soak. The formula is 100% free of chlorine, phosphates, and other irritants, making it skin- and eye-friendly for regular use.\u003c\/p\u003e\n\u003cp\u003eBeyond comfort, maintaining an appropriate hardness level helps minimize common spa issues associated with soft water, such as equipment wear and mineral staining. By incorporating EcoOne’s hardness increaser into your routine, you can help keep your spa plumbing and surfaces in good condition, while preserving the overall clarity and feel of the water.\u003c\/p\u003e\n\u003ch3\u003eWhy EcoOne stands out for spa care\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eChlorine-free and phosphate-free formulation for a gentler, more compatible balance with the EcoOne family.\u003c\/li\u003e\n  \u003cli\u003eSkin-friendly and easy on eyes, designed for regular use without harsh additives.\u003c\/li\u003e\n  \u003cli\u003eSimple dosing to help you reach target hardness with confidence.\u003c\/li\u003e\n  \u003cli\u003eSupports equipment longevity by maintaining stable water hardness and protecting metal components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReal-world scenarios include refilling a spa from a fresh water source or after extended periods of use, where hardness can drift. EcoOne Calcium Hardness Increaser provides a straightforward method to elevate hardness and maintain a pleasant water feel as part of a broader, balanced care routine. You may notice the water feel smoother and the surface more inviting for a relaxing soak, especially when paired with other EcoOne products that support comprehensive water maintenance.\u003c\/p\u003e\n\u003ch3\u003eHow to use EcoOne Calcium Hardness Increaser\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWith pumps running and water circulating, test total hardness. If below 250 ppm, add one ounce (two tablespoons) of EcoOne Calcium Hardness Increaser per 500 gallons of water to raise hardness by about 10 ppm.\u003c\/li\u003e\n  \u003cli\u003eCirculate water for several hours and retest. Repeat until the total hardness is within the desired range.\u003c\/li\u003e\n  \u003cli\u003eFollow up with the rest of your EcoOne balance routine for a complete spa care cycle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAbout the brand: EcoOne offers a full line of earth-friendly spa care products, including chlorinating tablets and water balancers, designed to work together for a clean, sparkling, and safe spa experience.\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 EcoOne Calcium Hardness Increaser used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It gently raises calcium hardness in spa water to support balanced chemistry and protect equipment surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I use EcoOne Calcium Hardness Increaser?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: With pumps running, test hardness; if below 250 ppm, add 1 oz per 500 gallons to raise by about 10 ppm, then retest and repeat as needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ecoone","offers":[{"title":"Default Title","offer_id":45760268697786,"sku":"B0D6ZHWP28","price":67.27,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/ecoone-calcium-hardness-increaser-powder.jpg?v=1775597659","url":"https:\/\/gardencanada.ca\/products\/ecoone-calcium-hardness-increaser-spa-water-hardness-booster-28-oz-chlorine-free","provider":"Garden Canada","version":"1.0","type":"link"}