{"product_id":"jacks-magic-blue-stuff-pool-metal-sequestering-treatment-1-qt-prevents-stains-scale-chlorine-stable","title":"Jack's Magic Blue Stuff pool metal sequestering treatment — 1 qt, prevents stains \u0026 scale, chlorine-stable","description":"\u003cp\u003e\u003cstrong\u003eJack's Magic Blue Stuff is a concentrated pool and water-feature treatment that prevents metal stains and scale while resisting high chlorine levels and removing dissolved copper from water.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as an advanced alternative to Jack's Magic Pink Stuff, Blue Stuff combines a proprietary metal-sequestering formula with chlorine stability so it works reliably in pools, fountains and other water features. It’s formulated to be safe on all common pool finishes and helps stop metals from oxidizing into visible stains. For pools already showing discoloration, use a Stain ID Kit to select targeted stain removers before beginning maintenance dosing.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Blue Stuff stop metal stains and scale?\u003c\/h3\u003e\n\u003cp\u003eBlue Stuff contains chelating agents that bind dissolved metals—such as copper—keeping them in solution and preventing them from oxidizing onto plaster, concrete, vinyl or tile. By tying up metal ions, it reduces the chance of colored deposits forming and helps limit mineral scaling under typical pool conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBinds dissolved metals to prevent staining\u003c\/li\u003e\n  \u003cli\u003eHelps inhibit calcium and mineral scale buildup\u003c\/li\u003e\n  \u003cli\u003eFormulated to remain effective in chlorinated water\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use Blue Stuff in pools with high chlorine or in fountains?\u003c\/h3\u003e\n\u003cp\u003eYes. Blue Stuff is designed to tolerate elevated chlorine levels, so it remains active where some treatments break down quickly. That makes it suitable not only for residential pools, but also for fountains and decorative water features that have varying sanitizer levels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStable under higher free chlorine concentrations\u003c\/li\u003e\n  \u003cli\u003eCompatible with fountains and other recirculating systems\u003c\/li\u003e\n  \u003cli\u003eSafe on common pool finishes when used as directed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is the correct dosing schedule for pools?\u003c\/h3\u003e\n\u003cp\u003eBegin with an initial dose to bring the product to effective levels, then follow a weekly maintenance routine. For most pools use the recommended quart-per-gallon initial dose, then maintain with smaller weekly doses to keep metals sequestered and minimize the need for reactive stain treatment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInitial dose: 1 quart per 10,000 gallons\u003c\/li\u003e\n  \u003cli\u003eMaintenance dose: 6–8 ounces per 10,000 gallons weekly\u003c\/li\u003e\n  \u003cli\u003eTest water and use a Stain ID Kit if visible stains are present first\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill Blue Stuff work on existing stains?\u003c\/h3\u003e\n\u003cp\u003eBlue Stuff is primarily preventive and will help stop further staining by keeping metals in solution, but it is not a targeted stain remover. If your pool shows existing discoloration, use a Stain ID Kit to identify the metal or stain type and follow with the appropriate stain-removal product before starting maintenance treatments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents new stains, limits progression of existing ones\u003c\/li\u003e\n  \u003cli\u003eUse a Stain ID Kit to diagnose visible discoloration first\u003c\/li\u003e\n  \u003cli\u003eCombine with stain removers for established metal deposits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Pool and water-feature owners who want proactive metal control will benefit from Jack’s Magic Blue Stuff. It’s a good fit for anyone managing chlorinated pools, fountain systems or decorative water features where copper or other metals may be present—especially if you prefer a preventative product that stays effective in higher-chlorine environments. For pools already showing stains, pair Blue Stuff with the proper stain identification and removal steps to restore and then maintain a clean finish.\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: How often should I add Jack's Magic Blue Stuff?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Initial dose: 1 quart per 10,000 gallons; then maintain weekly with 6–8 ounces per 10,000 gallons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Blue Stuff safe with chlorine and on pool finishes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated to tolerate higher chlorine levels and is safe for common pool finishes when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Jack's Magic","offers":[{"title":"Default Title","offer_id":54200612749496,"sku":"B001EBCPMK","price":94.65,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/jacks-magic-blue-stuff-front-label_jpg.jpg?v=1790616147","url":"https:\/\/canadianlawn.ca\/products\/jacks-magic-blue-stuff-pool-metal-sequestering-treatment-1-qt-prevents-stains-scale-chlorine-stable","provider":"Canadian Lawn","version":"1.0","type":"link"}