{"title":"Reagents \u0026 Refills","description":"","products":[{"product_id":"replacement-solution-pentair-rainbow-oto-replacement-solution-number-2-1-2-oz-heavy-duty-cleaning","title":"Replacement Solution | Pentair | Rainbow OTO Replacement Solution Number 2 | 1\/2 oz | Heavy Duty Cleaning","description":"\u003cdiv\u003e\n\u003cp\u003ePentair Rainbow OTO Replacement Solution #2, 1\/2 oz targets algae, cloudy water, metals, and scale, delivering targeted oxidation based on your water test results. Use as needed to restore clarity and balance in your pool.\u003c\/p\u003e \u003cp\u003eDesigned for precise dosing within the Rainbow OTO treatment family, this compact bottle supports dependable outcomes. When your test shows algae growth, mineral haze, or scale buildup, it helps optimize sanitizer effectiveness and improve filtration performance for smoother, clearer water.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eTargeted treatment\u003c\/b\u003e for algae, cloudy water, metals, and scale\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCompact 1\/2 oz size\u003c\/b\u003e fits into routine Rainbow OTO maintenance\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUse as indicated by water test results\u003c\/b\u003e for smart, needs-based dosing\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSupports clarity and filtration\u003c\/b\u003e by balancing chemistry during treatment\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eIdeal for seasonal tune-ups\u003c\/b\u003e and ongoing pool maintenance programs\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKeep your pool chemistry on track with this reliable OTO replacement option—simple to store, easy to dose, and ready when tests indicate a need. \u003cb\u003eOrder now\u003c\/b\u003e to maintain sparkling water and confident swimming season after season.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475786739955,"sku":"PENR161004","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR161004_0.jpg?v=1771479445"},{"product_id":"rainbow-ph-replacement-solution-heavy-duty-1-2-ounce-1-pack-pentair","title":"Rainbow pH Replacement Solution | Heavy Duty | 1\/2 Ounce | 1 Pack | Pentair","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003ePentair Rainbow pH Replacement Solution w\/ Chlorine Neutralizer\u003c\/strong\u003e, 1\/2 oz, is designed to address common pool water issues. Use this targeted pH adjustment and chlorine neutralizer whenever water tests reveal imbalances, algae risk, cloudy water, metals, or scale.\u003c\/p\u003e \u003cp\u003eThis replacement solution helps restore balanced chemistry, reduce cloudy appearance, and protect your equipment from scale buildup. Designed to work with Rainbow-tested guidelines, it provides a precise, easy-to-dispense dose to keep water clear and comfortable.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eTargets algae, cloudy water, metals, and scale to restore clarity.\u003c\/li\u003e \u003cli\u003eIncludes chlorine neutralizer to stabilize residual sanitizer.\u003c\/li\u003e \u003cli\u003ePre-measured 1\/2 oz bottle for easy, accurate dosing.\u003c\/li\u003e \u003cli\u003eSimple, drop-in replacement for routine pH management and maintenance.\u003c\/li\u003e \u003cli\u003eIdeal for use after water testing based on results and recommendations.\u003c\/li\u003e \u003cli\u003eCompatible with Rainbow systems and standard pool\/spa testing protocols.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKeep your water balanced and inviting—add this Rainbow pH replacement solution to your pool care routine today.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475786772723,"sku":"PENR161018","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR161018_0.jpg?v=1771479446"},{"product_id":"replacement-part-pentair-oto-replacement-solution-1-oz-reagent-liquid","title":"Replacement Part | Pentair | OTO Replacement Solution | 1 Oz | Reagent Liquid","description":"\u003cdiv\u003e\n\u003cp\u003ePentair OTO Replacement Solution, 1 oz is a targeted pool water treatment designed to address common issues identified by your water test, including algae growth, cloudy water, metals, and scale. Use as needed based on water test results to restore clarity and balance.\u003c\/p\u003e \u003cp\u003eUsed as part of a precise maintenance routine, this 1 oz bottle delivers a measured dose that fits into regular testing cycles. The formula supports effective algae control, improves visibility by reducing cloudiness, helps manage metals in the water, and counters scale buildup on surfaces and equipment. By focusing treatment on the specific problem indicated by your test results, you avoid over-treating and wasting chemicals, keeping your pool chemistry stable longer.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eTargets specific issues\u003c\/strong\u003e: algae, cloudy water, metals, and scale\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise dosing\u003c\/strong\u003e: 1 oz bottle fits standard refill routines\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTest-driven use\u003c\/strong\u003e: align application with your pool water testing results\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSupports ongoing maintenance\u003c\/strong\u003e: complements regular filtration and circulation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImproved clarity\u003c\/strong\u003e: helps restore sparkle and transparency\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eReady to simplify your pool care? Add Pentair OTO Replacement Solution to your cart and keep water clear and balanced between tests.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475786805491,"sku":"PENR161025","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR161025_0.jpg?v=1771479447"},{"product_id":"ph-test-reagent-fast-acting-for-diy-pool-owners-1-ounce-bottle-1-pack-pentair","title":"pH Test Reagent | Fast Acting For DIY Pool Owners | 1 Ounce Bottle | 1 Pack | Pentair","description":"\u003cdiv\u003e\n\u003cp\u003ePentair Solution #2 pH Test is designed to help you manage pool and spa water chemistry and maintain a balanced pH. This 1 oz formula targets specific issues like algae, cloudy water, metals, and scale, and is used as needed based on your water test results.\u003c\/p\u003e \u003cp\u003eUsing this test to guide your routine gives you practical, action-ready insights. Regular testing helps you catch pH drift early, reduce mineral staining, and keep chlorine working effectively. It also helps you interpret when metal content is affecting water color or when scale buildup is likely, enabling targeted adjustments rather than guesswork. In short, it translates complex chemistry into clear steps for a healthier, clearer pool and a more comfortable spa experience.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact 1 oz bottle\u003c\/strong\u003e fits easily into your pool care kit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargets key issues\u003c\/strong\u003e: algae control, cloudy water, metals, and scale.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSupports actionable decisions\u003c\/strong\u003e from standard water testing routines.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFits into ongoing water chemistry management\u003c\/strong\u003e with minimal effort.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimple, reliable tool\u003c\/strong\u003e you can use with confidence.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAdd Pentair Solution #2 pH Test to your pool care routine today and enjoy balanced water that shines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475786838259,"sku":"PENR161178","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR161178_0.jpg?v=1771479448"},{"product_id":"pool-water-treatment-chemical-concentrated-1-ounce-1-pack-pentair","title":"Pool Water Treatment Chemical | Concentrated | 1 Ounce | 1 Pack | Pentair","description":"\u003cdiv\u003e\n\u003cp\u003ePentair Solution #2, 1 Ounce targets algae, cloudy water, metals, and scale to restore pool clarity. Use as needed based on water test results to tackle specific water-quality issues without guesswork, and measure your dose with confidence.\u003c\/p\u003e \u003cp\u003eThis concentrated formula works with your existing sanitizer and filtration, delivering a targeted response where problems start—often at the surface layer or mineral-rich zones—so your water chemistry stays balanced between tests. Its non-foaming action minimizes disruption to filters and circulation.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eConcentrated 1-ounce dose aligned with your water-test results\u003c\/li\u003e \u003cli\u003eTargets algae growth and cloudiness to reveal clearer water\u003c\/li\u003e \u003cli\u003eAddresses metals and scale, helping maintain clean, smooth pool surfaces\u003c\/li\u003e \u003cli\u003eCompatible with standard chlorine systems and pool filters\u003c\/li\u003e \u003cli\u003eSimple measurement and quick incorporation into routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for homeowners and pool professionals dealing with staining, mineral buildup, or frequent testing adjustments—this is a practical, test-guided addition to your care routine.\u003c\/p\u003e \u003cp\u003eAdd Pentair Solution #2 to your pool care routine today and enjoy clearer water tomorrow.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475786871027,"sku":"PENR161180","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR161180_0.jpg?v=1771479449"},{"product_id":"acid-demand-replacement-for-fast-ph-balancing-and-algae-control-pentair-solution-3","title":"Acid Demand Replacement For Fast pH Balancing And Algae Control | Pentair | Solution #3","description":"\u003cdiv\u003e\n\u003cp\u003ePentair Solution #3 Acid Demand Replacement is designed to address common pool water issues such as algae, cloudy water, metals, and scale. 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