{"product_id":"lid-o-ring-3-3-4-id-viton","title":"Pentair Lid O-Ring, 3-3\/4 in. ID (Viton)","description":"\u003cp\u003eThe Pentair R172009 is the lid o-ring for Rainbow automatic chlorinators, models 300, 302, 320 and 322. It is made of Viton, a heavy duty fluoroelastomer that stands up to the concentrated chlorine or bromine inside the feeder body far better than a standard rubber ring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e3-3\/4 in. inside diameter with a 3\/16 in. cross section. Compare against the old ring if you are unsure which feeder you have.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhen to replace it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA feeder that weeps water at the cap or lets out a hiss of gas when the pump runs has a lid o-ring that is swollen, flattened or cracked. Unscrew the cap, roll the old ring off, seat this one in the groove and tighten the cap by hand.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48624934781140,"sku":"RAI-451-4013","price":10.13,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_385cab4a-4a55-41a9-a7a3-30a9b591c615.jpg?v=1788655216","url":"https:\/\/www.activepoolsupply.com\/products\/lid-o-ring-3-3-4-id-viton","provider":"Active Pool Supply","version":"1.0","type":"link"}