{"product_id":"valve-check-50mm-pvc-swing-non-return-spa-pool","title":"PVC Check Valve 50mm Swing","description":"\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003ch2\u003eProduct Description \u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e50mm PVC Swing Check Valve\u003c\/strong\u003e is a reliable non‑return valve designed to prevent backflow in spa and pool plumbing systems. Commonly used with \u003cstrong\u003eCyclone filtration systems\u003c\/strong\u003e, this valve helps maintain correct water circulation and protects pumps, heaters, and filtration equipment from reverse water flow.\u003c\/p\u003e\n\u003cp\u003eManufactured from durable, chemical‑resistant PVC, the swing‑flap design allows smooth, unrestricted forward flow while automatically closing when water pressure drops. This makes it ideal for high‑flow spa and swim spa installations where performance and longevity are essential.\u003c\/p\u003e\n\u003cp\u003eSuitable for both new installations and replacement applications, this check valve is compatible with standard \u003cstrong\u003e50mm solvent‑weld plumbing\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Description \u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Swing Check (Non‑Return)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Size:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High‑grade PVC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Solvent weld (glue‑in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Prevents backflow and reverse circulation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Action:\u003c\/strong\u003e Low‑resistance swing flap\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Spa, pool, and swim spa plumbing systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Applications:\u003c\/strong\u003e Cyclone filtration systems, pump protection, heater protection, return lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis valve is designed for \u003cstrong\u003ehorizontal plumbing runs\u003c\/strong\u003e and requires correct orientation to allow proper swing‑flap operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"SIG","offers":[{"title":"Default Title","offer_id":43906868936843,"sku":"AVALCHE50S","price":85.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/1332\/4427\/files\/PVC-Swing-Check-Valve-1-Slip_media-1.webp?v=1777852698","url":"https:\/\/www.spapartsonline.com.au\/products\/valve-check-50mm-pvc-swing-non-return-spa-pool","provider":"Spapartsonlineau","version":"1.0","type":"link"}