{"product_id":"r172323","title":"1\/4\" Corrosion resistant check valve","description":"\u003cp\u003eThe 1\/4-Inch Corrosion-Resistant Check Valve for Pentair Rainbow Chlorinator (R172323) is a replacement check valve for Pentair Rainbow automatic chlorinator feeder tube connections. The check valve prevents back-siphoning of concentrated chlorine or bromine solution into the pool suction plumbing when the pump shuts off. Corrosion-resistant construction withstands constant exposure to chlorine and bromine chemical solutions. Replace annually as preventive maintenance or when back-siphoning is detected (indicated by chemical odour near the pump suction fittings). Compatible with standard Pentair Rainbow 300-series chlorinator installations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e R172323\u003c\/p\u003e","brand":"Crystalview Pool, Spa \u0026 Patio","offers":[{"title":"Default Title","offer_id":45319666663468,"sku":"R172323","price":41.99,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/store.crystalview.ca\/products\/r172323","provider":"Crystalview Pool, Spa \u0026 Patio","version":"1.0","type":"link"}