{"product_id":"rainbow-cap-chlorinator-cap-pentair-r172008w-fits-rainbow-cap-chlorination-system","title":"Rainbow Cap Chlorinator Cap | Pentair | R172008W | (Fits Rainbow Cap Chlorination System)","description":"\u003cdiv\u003e\n\u003cp\u003ePentair Rainbow Cap Chlorinator, White | R172008W helps tackle algae, cloudy water, metals, and scale in residential pools. This replacement cap works with your existing Rainbow Cap chlorination system, enabling targeted chlorine dosing based on your water test results to keep chemistry balanced and water inviting. With its bright white finish, it blends into standard pool equipment while staying easy to inspect during routine maintenance.\u003c\/p\u003e \u003cp\u003eIdeal for meticulous pool owners and service pros who test regularly, this component offers precise control where problems start. It supports algae control, improves water clarity, and minimizes metal staining and scale formation by delivering sanitizer where it's most needed. In practice, you’ll notice crisper water, easier filtration, and less time spent balancing chemicals between test cycles.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eTargeted chlorine delivery when algae or cloudiness appear in your pool.\u003c\/li\u003e \u003cli\u003eSupports algae control and clearer, more inviting water.\u003c\/li\u003e \u003cli\u003eReduces metal staining and minimizes scale buildup over time.\u003c\/li\u003e \u003cli\u003eSeamless replacement compatible with the Rainbow Cap system.\u003c\/li\u003e \u003cli\u003eSimple check-and-replace maintenance to keep your chlorination running.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eAdd to your cart to simplify pool care and enjoy clearer water season after season.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":48475788345587,"sku":"PENR172008W","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7101\/1571\/files\/PENR172008W_0.jpg?v=1771479465","url":"https:\/\/everklearpoolsupply.com\/products\/rainbow-cap-chlorinator-cap-pentair-r172008w-fits-rainbow-cap-chlorination-system","provider":"Ever-Klear Pool Supply","version":"1.0","type":"link"}