{"product_id":"spaguard-spa-calcium-hardness-increaser-12-oz","title":"SpaGuard Spa Calcium Hardness Increaser - 12 oz","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMaintaining calcium hardness is a ключ factor in preserving spa equipment, surfaces, and overall water comfort. Low calcium levels can lead to corrosion risks and surface etching, while balanced calcium hardness helps keep water feels smooth and inviting. SpaGuard Spa Calcium Hardness Increaser offers a simple, granulated way to raise calcium levels in your spa without overdoing it, supporting steady, manageable adjustments as part of a broader water care routine.\u003c\/p\u003e\n\u003cp\u003eThis product is designed to work within the BioGuard family of spa care products (SpaGuard or Soft Soak), a trusted group of experts focused on practical, reliable water maintenance. By following tested dosing and testing guidance, you can explore a practical path to better-balanced spa water that supports your equipment and your peace of mind.\u003c\/p\u003e\n\n\u003ch2\u003eHow it works\u003c\/h2\u003e\n\u003cp\u003eThe granulated formula adds calcium to your spa water, enabling you to raise hardness in a controlled, predictable way. A common dosing guideline is 1 tablespoon per 100 gallons, which typically increases calcium hardness by about 25 ppm. This measured approach helps you move toward the recommended range of 200–400 ppm without creating scale buildup or cloudy water.\u003c\/p\u003e\n\u003cp\u003eUse as part of a balanced routine that includes proper testing and compatibility with other BioGuard products. When combined with the right pH and alkalinity adjustments, you can approach spa care with greater confidence and fewer surprises in between maintenance sessions.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents corrosion of equipment by maintaining adequate calcium hardness\u003c\/li\u003e\n  \u003cli\u003eHelps protect plaster and surfaces from etching when calcium is kept in range\u003c\/li\u003e\n  \u003cli\u003eProvides a steady, predictable calcium increase with a dedicated hardness increaser\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEasy dosing and practical tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePour directly into the spa water after turning on circulation for even distribution\u003c\/li\u003e\n  \u003cli\u003eTest calcium hardness regularly and adjust dosing to stay near the target range\u003c\/li\u003e\n  \u003cli\u003ePair with pH and alkalinity management for balanced water taste and feel\u003c\/li\u003e\n  \u003cli\u003eStore in a cool, dry place and keep out of reach of children\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eReal-world scenarios include seasonal maintenance, after refills, or situations where tests indicate low calcium hardness that could affect equipment or surfaces. While these notes describe typical outcomes, actual results depend on spa size, usage, and overall water chemistry.\u003c\/p\u003e\n\n\u003ch3\u003eWhy choose SpaGuard\u003c\/h3\u003e\n\u003cp\u003eChoosing SpaGuard connects you with a team dedicated to reliable, enjoyable water. The BioGuard family emphasizes service, product innovations, and a commitment to making your spa experience smoother and more trouble-free.\u003c\/p\u003e\n\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 SpaGuard Spa Calcium Hardness Increaser best used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use it to raise calcium hardness gradually and help protect spa equipment and surfaces from low-calcium risks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I dose the product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically 1 tablespoon per 100 gallons raises hardness by about 25 ppm; test water and adjust as needed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SpaGuard","offers":[{"title":"Default Title","offer_id":45740470272186,"sku":"B007ZUD2IU","price":40.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/spaguard-spa-calcium-hardness-increaser-bottle.jpg?v=1774785035","url":"https:\/\/gardencanada.ca\/products\/spaguard-spa-calcium-hardness-increaser-12-oz","provider":"Garden Canada","version":"1.0","type":"link"}