{"product_id":"natural-chemistry-extra-strength-stain-free-1-75-lb-removes-metal-stains-from-pool-liners-finishes-compatible-with-all-sanitizing-systems","title":"Natural Chemistry Extra Strength Stain Free — 1.75 lb, Removes Metal Stains from Pool Liners \u0026 Finishes, Compatible with All Sanitizing Systems","description":"\u003ch2\u003eNatural Chemistry Extra Strength Stain Free\u003c\/h2\u003e\n\u003cp\u003eAn all‑natural stain eliminator designed to lift metal staining from pool liners and finishes. This formula blends industrial‑strength ascorbic acid to target stains quickly while avoiding phosphates in your water, helping you maintain clearer water with less guesswork.\u003c\/p\u003e\n\u003cp\u003eIdeal for tougher, set‑in stains, the product stands up to stubborn metal marks without altering your sanitizing routine. It is compatible with all sanitizing systems, so you can integrate it into a wide range of pool care plans. Non‑toxic and phosphate‑free, it aligns with eco‑friendly maintenance goals while delivering practical stain‑fighting power.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAll‑natural stain eliminator using industrial‑strength ascorbic acid to lift metal stains without phosphates.\u003c\/li\u003e\n  \u003cli\u003eTough on old set‑in stains, offering a stronger option when marks resist lighter treatments.\u003c\/li\u003e\n  \u003cli\u003eCompatible with any sanitizing system, providing flexible use with existing water care regimes.\u003c\/li\u003e\n  \u003cli\u003ePairs well with Natural Chemistry Metal Free for a focused, two‑step stain fighting approach.\u003c\/li\u003e\n  \u003cli\u003eNon‑toxic and environmentally friendly, designed to fit into everyday pool maintenance routines.\u003c\/li\u003e\n  \u003cli\u003eComplete kit includes 12 containers per pack, each weighing 1.75 lb, for convenient ongoing use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to use\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended dose: 1 lb per 10,000 gallons of water.\u003c\/li\u003e\n  \u003cli\u003eBalance pool water and lower chlorine to at least 1 ppm before application.\u003c\/li\u003e\n  \u003cli\u003eApply stain free around the pool perimeter with the pump running, then brush the pool thoroughly.\u003c\/li\u003e\n  \u003cli\u003eIf stains persist, reapply stain free and continue brushing.\u003c\/li\u003e\n  \u003cli\u003eFor filtration support, add a pulp‑based filter aid to your cartridge or sand filter. If you use a DE filter, ensure it is properly charged.\u003c\/li\u003e\n  \u003cli\u003eAfter treatment, add Metal Free at a rate of 33.9 oz per 20,000 gallons of water as part of a maintenance plan.\u003c\/li\u003e\n  \u003cli\u003eVacuum the pool slowly and thoroughly to remove loosened staining and debris.\u003c\/li\u003e\n  \u003cli\u003eUse Stain Free as a weekly maintenance product to help keep stains at bay.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s in the pack\u003c\/h2\u003e\n\u003cp\u003eEach order includes twelve 1.75‑pound containers of Stain Free Extra Strength, designed to support ongoing stain control and easy re‑ordering when you’re ready to refresh your pool care routine.\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 does Natural Chemistry Extra Strength Stain Free work?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It uses a blend of ascorbic acid to lift metal stains from pool surfaces without phosphates, and it works with any sanitizing system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the recommended usage and application steps?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Balance water and reduce chlorine to 1 ppm, apply around the pool perimeter with the pump running, brush thoroughly, reapply if needed, and consider weekly maintenance with Metal Free.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Natural Chemistry","offers":[{"title":"Default Title","offer_id":45738681761978,"sku":"B00C5L7NWU","price":85.52,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/natural-chemistry-extra-strength-stain-free-bottle.jpg?v=1774693710","url":"https:\/\/gardencanada.ca\/products\/natural-chemistry-extra-strength-stain-free-1-75-lb-removes-metal-stains-from-pool-liners-finishes-compatible-with-all-sanitizing-systems","provider":"Garden Canada","version":"1.0","type":"link"}