{"product_id":"rola-chem-check-valve-inline-521160","title":"Rola-Chem 521160 Paradise Check Valve Inline","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cstrong\u003ePrevent Backflow and Protect Your Dosing System with a Durable Inline Check Valve\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Rola-Chem 521160 Paradise Check Valve Inline is a compact, inline valve designed to prevent backflow in pool chemical dosing lines. It integrates with Paradise dosing systems and other standard pool piping to maintain accurate chemical delivery and protect feeders and downstream equipment from contamination. Ideal for in-line installation within pool chemical feed circuits, this valve helps ensure consistent flow direction in everyday pool maintenance setups.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eConstruction, Compatibility and Integration\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eBuilt as an inline check valve, the 521160 uses a corrosion-resistant thermoplastic body and a robust seating system to maintain a reliable seal under typical pool chemical service. Its inline form factor is designed for straightforward installation in standard dosing lines, with flow direction clearly indicated on the body to ensure correct orientation. The valve is compatible with Paradise inline dosing components and other common pool chemical piping configurations, supporting durable operation in chlorinated and brominated environments commonly found in pool systems.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eIdeal For\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eSystem compatibility: Compatible with Paradise inline dosing systems and standard pool chemical feed lines\u003c\/li\u003e \u003cli\u003eReplacement or maintenance context: Replaces worn or failed inline check valves in feeder circuits\u003c\/li\u003e \u003cli\u003ePerformance outcome: Prevents backflow to protect chemical feeders and maintain accurate dosing\u003c\/li\u003e \u003cli\u003eInstallation or configuration context: Designed for straightforward inline installation in pool piping with correct flow orientation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eModel: 521160 Paradise Inline Check Valve\u003c\/li\u003e \u003cli\u003eValve type: Inline backflow-prevention check valve\u003c\/li\u003e \u003cli\u003eBody material: Thermoplastic suitable for pool chemical service\u003c\/li\u003e \u003cli\u003eCompatibility: Designed for Paradise inline dosing systems and standard pool feeder piping\u003c\/li\u003e \u003cli\u003eInstallation orientation: Inline installation with flow direction indicated on the valve body\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRola-Chem is a recognized name in pool and spa equipment, focusing on reliable, chemically compatible components that support safe and efficient pool maintenance. The Paradise line emphasizes durable inline fittings designed to withstand common sanitizer chemistries and routine service needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Rola-Chem","offers":[{"title":"Default Title","offer_id":51999096897810,"sku":"521160","price":30.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/ROL521160_0.jpg?v=1770172189","url":"https:\/\/www.aquaterrabackyard.com\/products\/rola-chem-check-valve-inline-521160","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}