{"product_id":"rainbow-off-line-chlorinator-300","title":"Pentair Rainbow Off Line Chlorinator #300","description":"\u003cp\u003eThe Pentair Rainbow 300 is an off line chlorinator, part R171016. It holds 3 inch chlorine tablets and releases sanitizer into the circulation system at a controlled rate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy off line\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAn off line feeder is plumbed beside the return line rather than in the middle of it. A small amount of flow is diverted through the chamber, dissolves part of a tablet and carries the chlorine back into the pool. Because the feeder is not carrying full system flow, it can be shut off and opened for a refill without disturbing the rest of the pad.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSteadier chemistry\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHand dosing produces a spike after every treatment and a slow slide until the next one. A tablet feeder smooths that out, which keeps the residual closer to target and takes the daily chemical handling out of the routine.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eService\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe lid o-ring and the tube check valve are stocked as separate parts, so the two items most likely to weep after a few seasons can be replaced on their own.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48627350667476,"sku":"RAI-45-802","price":141.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_f4c6d180-4f81-4d5c-b140-b46981eb93be.gif?v=1788722755","url":"https:\/\/www.activepoolsupply.com\/products\/rainbow-off-line-chlorinator-300","provider":"Active Pool Supply","version":"1.0","type":"link"}