{"product_id":"cmp-27051-019-000-floating-chlorine-bromine-dispenser-pentair-r171090-replacement","title":"Custom Molded Products 27051-019-000 Floating Chlorine \u0026 Bromine Dispenser for 1\" Tablets | Replacement for Pentair R171090","description":"\u003cstyle\u003e\n  .atb-product-wrap {\n    font-family: inherit;\n    color: #17212b;\n    line-height: 1.65;\n    max-width: 100%;\n  }\n\n  .atb-product-wrap * {\n    box-sizing: border-box;\n  }\n\n  .atb-eyebrow {\n    display: inline-block;\n    margin: 0 0 12px;\n    padding: 6px 11px;\n    background: #eef7fb;\n    color: #0b6f9f;\n    border: 1px solid #c8e6f3;\n    border-radius: 999px;\n    font-size: 12px;\n    font-weight: 800;\n    letter-spacing: .04em;\n    text-transform: uppercase;\n  }\n\n  .atb-product-wrap h2 {\n    margin: 0 0 12px;\n    color: #102a43;\n    font-size: 28px;\n    line-height: 1.2;\n  }\n\n  .atb-product-wrap h3 {\n    margin: 0 0 10px;\n    color: #102a43;\n    font-size: 20px;\n    line-height: 1.3;\n  }\n\n  .atb-product-wrap p {\n    margin: 0 0 16px;\n  }\n\n  .atb-lead {\n    font-size: 17px;\n    color: #334e68;\n  }\n\n  .atb-replacement-banner {\n    margin: 24px 0;\n    padding: 20px;\n    border-left: 5px solid #f58220;\n    background: linear-gradient(135deg, #fff8f0 0%, #ffffff 100%);\n    border-radius: 10px;\n    box-shadow: 0 5px 16px rgba(16, 42, 67, .08);\n  }\n\n  .atb-replacement-banner strong {\n    display: block;\n    margin-bottom: 5px;\n    color: #a44900;\n    font-size: 17px;\n  }\n\n  .atb-feature-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 12px;\n    margin: 24px 0;\n  }\n\n  .atb-feature-card {\n    padding: 16px;\n    border: 1px solid #d9e2ec;\n    border-radius: 10px;\n    background: #ffffff;\n  }\n\n  .atb-feature-card strong {\n    display: block;\n    margin-bottom: 4px;\n    color: #0b6f9f;\n    font-size: 14px;\n  }\n\n  .atb-feature-card span {\n    display: block;\n    color: #486581;\n    font-size: 14px;\n    line-height: 1.45;\n  }\n\n  .atb-compatibility-note {\n    margin: 24px 0;\n    padding: 20px;\n    background: #f2f8fb;\n    border: 1px solid #cce6f1;\n    border-radius: 10px;\n  }\n\n  .atb-compatibility-note h3 {\n    color: #0b6f9f;\n  }\n\n  .atb-dropdown {\n    margin: 14px 0;\n    border: 1px solid #d9e2ec;\n    border-radius: 10px;\n    overflow: hidden;\n    background: #ffffff;\n  }\n\n  .atb-dropdown summary {\n    position: relative;\n    padding: 17px 48px 17px 18px;\n    cursor: pointer;\n    list-style: none;\n    color: #102a43;\n    font-size: 16px;\n    font-weight: 800;\n    background: #ffffff;\n  }\n\n  .atb-dropdown summary::-webkit-details-marker {\n    display: none;\n  }\n\n  .atb-dropdown summary::after {\n    content: \"+\";\n    position: absolute;\n    top: 50%;\n    right: 18px;\n    transform: translateY(-50%);\n    color: #f58220;\n    font-size: 25px;\n    font-weight: 400;\n    line-height: 1;\n  }\n\n  .atb-dropdown[open] summary {\n    border-bottom: 1px solid #d9e2ec;\n    background: #f8fbfd;\n  }\n\n  .atb-dropdown[open] summary::after {\n    content: \"−\";\n  }\n\n  .atb-dropdown-content {\n    padding: 20px 18px 22px;\n  }\n\n  .atb-dropdown-content p:last-child,\n  .atb-dropdown-content ul:last-child,\n  .atb-dropdown-content ol:last-child {\n    margin-bottom: 0;\n  }\n\n  .atb-dropdown-content ul,\n  .atb-dropdown-content ol {\n    margin: 0 0 16px;\n    padding-left: 22px;\n  }\n\n  .atb-dropdown-content li {\n    margin-bottom: 8px;\n  }\n\n  .atb-spec-table,\n  .atb-compare-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 4px 0;\n    font-size: 14px;\n  }\n\n  .atb-spec-table td,\n  .atb-compare-table td,\n  .atb-compare-table th {\n    padding: 12px;\n    border: 1px solid #d9e2ec;\n    text-align: left;\n    vertical-align: top;\n  }\n\n  .atb-spec-table td:first-child {\n    width: 40%;\n    color: #334e68;\n    font-weight: 800;\n    background: #f8fbfd;\n  }\n\n  .atb-compare-table th {\n    color: #ffffff;\n    background: #102a43;\n    font-weight: 800;\n  }\n\n  .atb-compare-table td:first-child {\n    color: #334e68;\n    font-weight: 800;\n    background: #f8fbfd;\n  }\n\n  .atb-expert-tip {\n    margin-top: 18px;\n    padding: 18px;\n    border-radius: 10px;\n    background: #102a43;\n    color: #ffffff;\n  }\n\n  .atb-expert-tip strong {\n    display: block;\n    margin-bottom: 6px;\n    color: #f9a14d;\n  }\n\n  .atb-expert-tip p {\n    margin: 0;\n    color: #e6eef5;\n  }\n\n  .atb-order-box {\n    margin-top: 24px;\n    padding: 24px;\n    text-align: center;\n    border: 1px solid #d9e2ec;\n    border-radius: 12px;\n    background: linear-gradient(135deg, #f7fbfd 0%, #ffffff 100%);\n  }\n\n  .atb-order-box h3 {\n    margin-bottom: 8px;\n  }\n\n  .atb-order-box p {\n    max-width: 760px;\n    margin: 0 auto;\n    color: #486581;\n  }\n\n  @media (max-width: 600px) {\n    .atb-product-wrap h2 {\n      font-size: 24px;\n    }\n\n    .atb-feature-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .atb-spec-table td:first-child {\n      width: 45%;\n    }\n\n    .atb-spec-table,\n    .atb-compare-table {\n      font-size: 13px;\n    }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"atb-product-wrap\"\u003e\n\n  \u003cspan class=\"atb-eyebrow\"\u003eCurrent Replacement for Discontinued Pentair Part\u003c\/span\u003e\n\n  \u003ch2\u003eCMP 27051-019-000 Blue \u0026amp; White Floating Spa Chlorinator\u003c\/h2\u003e\n\n  \u003cp class=\"atb-lead\"\u003e\n    The \u003cstrong\u003eCMP 27051-019-000\u003c\/strong\u003e is a blue and white floating chlorinator and brominator designed for spas, hot tubs, and other small-water-volume applications using \u003cstrong\u003e1-inch sanitizer tablets\u003c\/strong\u003e. Its adjustable dispensing control gives you a simple way to manage tablet dissolution without plumbing, wiring, or a permanently installed feeder.\n  \u003c\/p\u003e\n\n  \u003cdiv class=\"atb-replacement-banner\"\u003e\n    \u003cstrong\u003eReplacement for Pentair R171090 Rainbow #335\u003c\/strong\u003e\n    The Pentair R171090 beige-and-white floating dispenser has been discontinued. CMP 27051-019-000 provides the same practical function: a top-load, adjustable floating dispenser for compatible 1-inch chlorine or bromine tablets.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"atb-feature-grid\"\u003e\n    \u003cdiv class=\"atb-feature-card\"\u003e\n      \u003cstrong\u003eReplacement Reference\u003c\/strong\u003e\n      \u003cspan\u003eDiscontinued Pentair R171090 \/ Rainbow #335\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"atb-feature-card\"\u003e\n      \u003cstrong\u003eTablet Compatibility\u003c\/strong\u003e\n      \u003cspan\u003eDesigned for 1-inch chlorine or bromine tablets\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"atb-feature-card\"\u003e\n      \u003cstrong\u003eCapacity\u003c\/strong\u003e\n      \u003cspan\u003eHolds up to approximately 10 compatible 1-inch tablets\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"atb-feature-card\"\u003e\n      \u003cstrong\u003eInstallation\u003c\/strong\u003e\n      \u003cspan\u003eFloating design with no plumbing, tools, or permanent mounting required\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"atb-compatibility-note\"\u003e\n    \u003ch3\u003eATB Compatibility Note\u003c\/h3\u003e\n    \u003cp\u003e\n      This is a \u003cstrong\u003efunctional replacement\u003c\/strong\u003e for the discontinued Pentair R171090 floating feeder. It is intended for the same general spa and small-pool use case, including adjustable dispensing of compatible 1-inch sanitizer tablets.\n    \u003c\/p\u003e\n    \u003cp\u003e\n      It is \u003cstrong\u003enot\u003c\/strong\u003e an inline chlorinator, an automatic salt system, or a plumbing-connected feeder. It floats directly in the water and should not be used with 3-inch tablets.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdetails class=\"atb-dropdown\" open\u003e\n    \u003csummary\u003eWhy Choose the CMP 27051-019-000?\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003cp\u003e\n        Small bodies of water such as spas and hot tubs can use sanitizer quickly, especially with warm water, heavy use, or frequent cover removal. A floating dispenser helps provide a more controlled, gradual tablet feed between water tests and routine maintenance.\n      \u003c\/p\u003e\n\n      \u003cul\u003e\n        \u003cli\u003eCurrent replacement option for the discontinued Pentair R171090\u003c\/li\u003e\n        \u003cli\u003eTop-load design makes tablet refills simple\u003c\/li\u003e\n        \u003cli\u003eAdjustable dispensing control helps tailor sanitizer release\u003c\/li\u003e\n        \u003cli\u003eBlue and white floating design is easy to spot in the water\u003c\/li\u003e\n        \u003cli\u003eNo plumbing modifications, electrical work, or hard installation\u003c\/li\u003e\n        \u003cli\u003eUseful for compatible spas, hot tubs, splash pools, and small pools\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"atb-dropdown\"\u003e\n    \u003csummary\u003eProduct Details \u0026amp; Specifications\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003ctable class=\"atb-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eBrand\u003c\/td\u003e\n            \u003ctd\u003eCustomer Molded Products (CMP)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eManufacturer Part Number\u003c\/td\u003e\n            \u003ctd\u003e27051-019-000\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eProduct Type\u003c\/td\u003e\n            \u003ctd\u003eTop-load adjustable floating chlorinator \/ brominator\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eColor\u003c\/td\u003e\n            \u003ctd\u003eBlue and white\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eTablet Size\u003c\/td\u003e\n            \u003ctd\u003e1-inch chlorine or bromine tablets\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eTablet Capacity\u003c\/td\u003e\n            \u003ctd\u003eUp to approximately 10 compatible 1-inch tablets\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eApplication\u003c\/td\u003e\n            \u003ctd\u003eCompatible spas, hot tubs, and smaller pools\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eReplacement For\u003c\/td\u003e\n            \u003ctd\u003ePentair R171090 Rainbow #335 floating dispenser, discontinued\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"atb-dropdown\"\u003e\n    \u003csummary\u003eCMP 27051-019-000 vs. Pentair R171090\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003cp\u003e\n        The original Pentair R171090 was a beige-and-white Rainbow #335 floating spa dispenser for 1-inch chlorine or bromine tablets. CMP 27051-019-000 serves the same general purpose in a current blue-and-white configuration.\n      \u003c\/p\u003e\n\n      \u003ctable class=\"atb-compare-table\"\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eFeature\u003c\/th\u003e\n            \u003cth\u003eDiscontinued Pentair R171090\u003c\/th\u003e\n            \u003cth\u003eCMP 27051-019-000\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eProduct Type\u003c\/td\u003e\n            \u003ctd\u003eFloating chemical dispenser\u003c\/td\u003e\n            \u003ctd\u003eFloating chemical dispenser\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eTablet Size\u003c\/td\u003e\n            \u003ctd\u003e1-inch tablets\u003c\/td\u003e\n            \u003ctd\u003e1-inch tablets\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eDispensing Control\u003c\/td\u003e\n            \u003ctd\u003eAdjustable\u003c\/td\u003e\n            \u003ctd\u003eAdjustable\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eUse Case\u003c\/td\u003e\n            \u003ctd\u003eSpas and small pools\u003c\/td\u003e\n            \u003ctd\u003eSpas and small pools\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003eAvailability Status\u003c\/td\u003e\n            \u003ctd\u003eDiscontinued\u003c\/td\u003e\n            \u003ctd\u003eCurrent replacement option\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n\n      \u003cdiv class=\"atb-expert-tip\"\u003e\n        \u003cstrong\u003eATB Expert Tip\u003c\/strong\u003e\n        \u003cp\u003e\n          This replacement is about matching function, not color. The CMP unit is blue and white instead of beige and white, but it replaces the same style of 1-inch-tablet floating dispenser.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"atb-dropdown\"\u003e\n    \u003csummary\u003eCompatibility \u0026amp; Important Use Notes\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003cp\u003e\u003cstrong\u003eThis dispenser is a good fit when:\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eYou are replacing a discontinued Pentair R171090 or Rainbow #335 dispenser.\u003c\/li\u003e\n        \u003cli\u003eYour spa or small pool uses 1-inch chlorine or bromine tablets.\u003c\/li\u003e\n        \u003cli\u003eYou want a simple floating feeder instead of an inline or plumbing-connected system.\u003c\/li\u003e\n        \u003cli\u003eYou need an adjustable tablet-dissolution rate.\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003cp\u003e\u003cstrong\u003ePlease keep in mind:\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eDo not use with 3-inch tablets.\u003c\/li\u003e\n        \u003cli\u003eDo not mix chlorine and bromine products inside the dispenser.\u003c\/li\u003e\n        \u003cli\u003eDo not allow the dispenser to remain trapped against vinyl, acrylic, painted, or other sensitive surfaces.\u003c\/li\u003e\n        \u003cli\u003eAlways test sanitizer levels regularly and adjust the dispenser setting based on your actual water chemistry.\u003c\/li\u003e\n        \u003cli\u003eUse only as directed by your chemical manufacturer and pool or spa equipment manufacturer.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"atb-dropdown\"\u003e\n    \u003csummary\u003eHow to Use the Floating Dispenser\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003col\u003e\n        \u003cli\u003eOpen the top cap of the dispenser.\u003c\/li\u003e\n        \u003cli\u003eAdd compatible 1-inch chlorine or bromine tablets.\u003c\/li\u003e\n        \u003cli\u003eClose the cap securely.\u003c\/li\u003e\n        \u003cli\u003eSet the adjustable dispensing opening to a conservative starting position.\u003c\/li\u003e\n        \u003cli\u003ePlace the dispenser in the water and allow it to float freely.\u003c\/li\u003e\n        \u003cli\u003eTest sanitizer levels routinely and adjust the setting as needed.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003cp\u003e\n        Start low and increase the opening gradually if your sanitizer demand requires it. Water temperature, sunlight, swimmer load, spa cover use, and water volume all affect how quickly sanitizer is consumed.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"atb-dropdown\"\u003e\n    \u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n    \u003cdiv class=\"atb-dropdown-content\"\u003e\n      \u003cp\u003e\u003cstrong\u003eDoes CMP 27051-019-000 replace Pentair R171090?\u003c\/strong\u003e\u003cbr\u003e\n      Yes. It is a current functional replacement option for the discontinued Pentair R171090 Rainbow #335 floating dispenser. Both are designed for adjustable dispensing of compatible 1-inch sanitizer tablets in spas and small pools.\u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eWill it fit 3-inch chlorine tablets?\u003c\/strong\u003e\u003cbr\u003e\n      No. This dispenser is intended for 1-inch chlorine or bromine tablets only.\u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eCan I use it in a hot tub?\u003c\/strong\u003e\u003cbr\u003e\n      Yes, provided your spa uses compatible 1-inch tablets and you maintain sanitizer levels according to your spa manufacturer and chemical supplier recommendations.\u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eDoes it connect to pool plumbing?\u003c\/strong\u003e\u003cbr\u003e\n      No. It is a floating dispenser. It does not connect to pipes, a pump, a filter, or an inline chlorinator system.\u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eCan I combine chlorine and bromine tablets in the same dispenser?\u003c\/strong\u003e\u003cbr\u003e\n      No. Never mix chlorine and bromine products. Use one sanitizer type only, and follow all chemical handling directions.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdiv class=\"atb-order-box\"\u003e\n    \u003ch3\u003eReplace Your Discontinued R171090 With Confidence\u003c\/h3\u003e\n    \u003cp\u003e\n      CMP 27051-019-000 gives spa owners and service professionals a simple, current replacement path for the discontinued Pentair Rainbow #335 R171090. Need help confirming the right replacement? Send Aqua Terra Backyard a photo of your old dispenser and your spa or pool setup before ordering.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Custom Molded Products","offers":[{"title":"Default Title","offer_id":52427554455826,"sku":"27051-019-000","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/CMP_27051-019-000_blue_and_white_floating_spa_chlorinator_dispenser_for_1-inch_chlorine_or_bromine_tablets_replacement_for_Pentair_R171090.jpg?v=1782747397","url":"https:\/\/www.aquaterrabackyard.com\/products\/cmp-27051-019-000-floating-chlorine-bromine-dispenser-pentair-r171090-replacement","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}