{"product_id":"coral-seas-yellow-out-pool-algae-chlorine-shock-enhancer-2-lbs","title":"Coral Seas Yellow Out - Pool Algae Chlorine Shock Enhancer (2 lbs)","description":"\u003ch2\u003eSmart pre-shock algae control\u003c\/h2\u003e\n\u003cp\u003eCoral Seas Yellow Out is a purpose-built pre-shock treatment designed to boost the effectiveness of your standard chlorine plan by targeting yellow algae before you shock. When used with an EPA-registered chlorine, it helps address yellow algae and supports clearer water, even in pools with challenging finishes or higher pH.\u003c\/p\u003e\n\u003cp\u003eFor best results, add 2 lbs of Yellow Out per 15,000 gallons of water prior to shock treatment. This precise dosage is designed to work in harmony with your normal chlorine shock process, helping to prepare the water and making the subsequent chlorine treatment work more smoothly.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with pools operating a chlorine generator\u003c\/li\u003e\n  \u003cli\u003eSimple to use, requires no brushing, and cleans up algae gently without harsh chemicals\u003c\/li\u003e\n  \u003cli\u003eUsed in conjunction with pool shock to safely remove green, yellow, brown, and pink algae from your pool\u003c\/li\u003e\n  \u003cli\u003eSafe, non-toxic and can be used on all pool surfaces, including vinyl liners\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy this matters for your pool chemistry\u003c\/h3\u003e\n\u003cp\u003eYellow Out performs best when the water pH is 7.8 or higher, a condition that Coral Seas products generally favor for optimal performance. This approach contrasts with some traditional algae methods that favor a lower pH for chlorine efficiency. Additionally, Yellow Out remains effective even if your pool has higher cyanuric acid levels, which can simplify balancing outdoors.\u003c\/p\u003e\n\u003ch3\u003ePractical, everyday use\u003c\/h3\u003e\n\u003cp\u003eWhether you manage a salt-chlorine generator, plaster finish, or vinyl liner, Yellow Out is designed to be compatible with your pool. It acts as a gentle algae-cleanup partner when paired with shock, reducing manual brushing and helping you recover clearer water with less effort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks across common pool types, including salt systems and plaster finishes\u003c\/li\u003e\n  \u003cli\u003eDesigned to work in tandem with your normal shock routine\u003c\/li\u003e\n  \u003cli\u003ePromotes safer, non-toxic algae control that’s gentle on pool surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat you can expect\u003c\/h3\u003e\n\u003cp\u003eReal-world results depend on water balance, usage, and surrounding environmental factors. You may notice a smoother pre-shock process and easier cleanup of algae when Yellow Out is used as directed, offering a practical option to support your pool’s clarity without aggressive brushing or harsh chemicals.\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 Yellow Out used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yellow Out targets yellow algae and works with pool shock; it’s compatible with most pool systems and surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I use Yellow Out for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Add 2 pounds per 15,000 gallons before shocking, maintain pH around 7.8 or higher, and no brushing is required.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Coral Seas","offers":[{"title":"Default Title","offer_id":47589752832194,"sku":"B002WKO6U6","price":65.44,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/3516\/7426\/files\/coral-seas-yellow-out-bottle-label.jpg?v=1777376388","url":"https:\/\/perlastore.ca\/products\/coral-seas-yellow-out-pool-algae-chlorine-shock-enhancer-2-lbs","provider":"Perla Store | The Ultimate A to Z Marketplace for Every Need in Canada","version":"1.0","type":"link"}