{"product_id":"frog-serene-bromine-cartridge","title":"King Technology FROG Serene Bromine Cartridge 01-14-3824 (150g)","description":"\n\u003cstyle\u003e\n  .frogbrom-wrap, .frogbrom-wrap * { box-sizing: border-box; }\n  .frogbrom-wrap {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.6;\n  }\n\n  \/* Hero (compact) *\/\n  .frogbrom-hero {\n    background: linear-gradient(135deg, #0080ff 0%, #e8f4fa 100%);\n    color: #fff;\n    padding: 36px 32px;\n    border-radius: 14px;\n    text-align: center;\n    margin-bottom: 28px;\n  }\n  .frogbrom-hero h1 { font-size: 2em; margin: 0 0 8px; font-weight: 800; letter-spacing: -0.02em; }\n  .frogbrom-tagline { font-size: 1.1em; opacity: 0.95; margin: 0 0 18px; }\n  .frogbrom-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .frogbrom-badge {\n    background: rgba(255,255,255,0.18);\n    border: 1px solid rgba(255,255,255,0.3);\n    color: #fff;\n    padding: 6px 14px;\n    border-radius: 50px;\n    font-size: 0.85em;\n    font-weight: 600;\n  }\n\n  \/* Intro *\/\n  .frogbrom-intro {\n    max-width: 800px;\n    margin: 0 auto 32px;\n    text-align: center;\n    font-size: 1.05em;\n    color: #333;\n  }\n\n  \/* Stat strip *\/\n  .frogbrom-stats {\n    background: linear-gradient(135deg, #003a70 0%, #0080ff 100%);\n    color: #fff;\n    border-radius: 14px;\n    padding: 24px;\n    display: grid;\n    grid-template-columns: repeat(5, 1fr);\n    gap: 12px;\n    margin-bottom: 36px;\n  }\n  .frogbrom-stat { text-align: center; }\n  .frogbrom-stat-value { font-size: 1.5em; font-weight: 800; color: #aedcff; }\n  .frogbrom-stat-label { font-size: 0.78em; opacity: 0.85; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }\n\n  \/* Section headings *\/\n  .frogbrom-section { margin-bottom: 36px; }\n  .frogbrom-section \u003e h2 { font-size: 1.5em; margin: 0 0 18px; text-align: center; color: #0066cc; }\n\n  \/* Feature card grid *\/\n  .frogbrom-feature-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));\n    gap: 16px;\n  }\n  .frogbrom-feature-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 12px;\n    padding: 22px;\n    transition: transform 0.2s, box-shadow 0.2s;\n  }\n  .frogbrom-feature-card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0,128,255,0.14); }\n  .frogbrom-emoji { font-size: 1.8em; }\n  .frogbrom-feature-card h5 { margin: 10px 0 6px; font-size: 1.05em; color: #1a1a1a; }\n  .frogbrom-feature-card p { margin: 0; color: #444; font-size: 0.95em; }\n\n  \/* Warning *\/\n  .frogbrom-warning {\n    background: #fff7e0;\n    border-left: 5px solid #f5a623;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 36px;\n  }\n  .frogbrom-warning h4 { margin: 0 0 6px; color: #8a5b00; font-size: 1.05em; }\n  .frogbrom-warning p { margin: 0; color: #5a3d00; font-size: 0.95em; }\n\n  \/* Spec grid *\/\n  .frogbrom-spec-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n    background: #f7f8fc;\n    border-radius: 14px;\n    overflow: hidden;\n  }\n  .frogbrom-spec-row {\n    display: flex;\n    justify-content: space-between;\n    gap: 12px;\n    padding: 12px 18px;\n    border-bottom: 1px solid #e1e6ed;\n    font-size: 0.95em;\n  }\n  .frogbrom-spec-key { font-weight: 600; color: #0066cc; }\n  .frogbrom-spec-val { color: #1a1a1a; text-align: right; }\n\n  \/* FAQ *\/\n  .frogbrom-faq-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 12px;\n  }\n  .frogbrom-faq-card h4 { margin: 0 0 6px; color: #0066cc; font-size: 1.02em; }\n  .frogbrom-faq-card p { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* CTA *\/\n  .frogbrom-cta {\n    background: linear-gradient(135deg, #0080ff 0%, #e8f4fa 100%);\n    color: #fff;\n    border-radius: 14px;\n    padding: 32px 28px;\n    text-align: center;\n  }\n  .frogbrom-cta h2 { font-size: 1.6em; margin: 0 0 8px; }\n  .frogbrom-cta p { margin: 0 0 18px; font-size: 1em; opacity: 0.95; }\n  .frogbrom-perks { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .frogbrom-perk {\n    background: rgba(255,255,255,0.18);\n    border: 1px solid rgba(255,255,255,0.3);\n    padding: 6px 14px;\n    border-radius: 50px;\n    font-size: 0.88em;\n    font-weight: 600;\n  }\n\n  \/* Responsive *\/\n  @media (max-width: 700px) {\n    .frogbrom-hero h1 { font-size: 1.5em; }\n    .frogbrom-stats { grid-template-columns: repeat(2, 1fr); }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"frogbrom-wrap\"\u003e\n\n  \u003csection class=\"frogbrom-hero\"\u003e\n    \u003ch1\u003eKing Technology FROG Serene Bromine Cartridge\u003c\/h1\u003e\n    \u003cp class=\"frogbrom-tagline\"\u003eSofter water, up to 50% less bromine.\u003c\/p\u003e\n    \n    \u003cdiv class=\"frogbrom-badges\"\u003e\n      \u003cspan class=\"frogbrom-badge\"\u003eAuthorized King Technology Dealer\u003c\/span\u003e\u003cspan class=\"frogbrom-badge\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"frogbrom-badge\"\u003e150g Bromine\u003c\/span\u003e\u003cspan class=\"frogbrom-badge\"\u003eFits Floating \u0026amp; In-Line\u003c\/span\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n\n  \u003cp class=\"frogbrom-intro\"\u003eThe \u003cstrong\u003eKing Technology FROG Serene Bromine Cartridge (MPN 01-14-3824, SKU PST-01143824)\u003c\/strong\u003e is the pre-filled bromine refill that keeps your hot tub clear and sanitized with far less effort than loose tablets. It snaps into the FROG Serene holder alongside the mineral cartridge, so \u003cstrong\u003eFROG minerals\u003c\/strong\u003e handle part of the work and you run up to \u003cstrong\u003e50% less bromine\u003c\/strong\u003e than a standard bromine spa. Bromine dissolves slowly and steadily in hot water, so your reading stays even and the water feels silky instead of harsh.\u003c\/p\u003e\n\n  \u003csection class=\"frogbrom-stats\"\u003e\n    \u003cdiv class=\"frogbrom-stat\"\u003e\n\u003cdiv class=\"frogbrom-stat-value\"\u003e150g\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat-label\"\u003eBromine\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat\"\u003e\n\u003cdiv class=\"frogbrom-stat-value\"\u003e50%\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat-label\"\u003eLess Bromine\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat\"\u003e\n\u003cdiv class=\"frogbrom-stat-value\"\u003e2-4 wk\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat-label\"\u003eCartridge Life\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat\"\u003e\n\u003cdiv class=\"frogbrom-stat-value\"\u003e150-600\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat-label\"\u003eGallons\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat\"\u003e\n\u003cdiv class=\"frogbrom-stat-value\"\u003e\u0026lt; 1 min\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-stat-label\"\u003eTo Swap\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"frogbrom-section\"\u003e\n    \u003ch2\u003eWhy PST Customers Pick This\u003c\/h2\u003e\n    \u003cdiv class=\"frogbrom-feature-grid\"\u003e\n      \u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e🧪\u003c\/div\u003e\n\u003ch5\u003eSteady Bromine Release\u003c\/h5\u003e\n\u003cp\u003ePre-filled with \u003cstrong\u003e150 grams\u003c\/strong\u003e of bromine that dissolves gradually in hot water, so your sanitizer level holds even instead of spiking and crashing like hand-dosed tablets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e🎯\u003c\/div\u003e\n\u003ch5\u003eUp To 50% Less Bromine\u003c\/h5\u003e\n\u003cp\u003ePairs with the FROG mineral cartridge, which destroys bacteria on its own, so you sanitize with roughly half the bromine of a standard bromine-only spa.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e💧\u003c\/div\u003e\n\u003ch5\u003eSofter, Clearer Water\u003c\/h5\u003e\n\u003cp\u003eThe mineral-plus-low-bromine approach leaves water feeling silky and looking crystal clear, with far less of the heavy chemical odor bromine spas are known for.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e🔧\u003c\/div\u003e\n\u003ch5\u003eSwaps In Under A Minute\u003c\/h5\u003e\n\u003cp\u003eTwist the holder open, drop in the fresh cartridge, twist it closed. No measuring, no test-and-add guesswork, no floating tablets to fish out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e🌊\u003c\/div\u003e\n\u003ch5\u003eFloating Or In-Line\u003c\/h5\u003e\n\u003cp\u003eThe same 01-14-3824 cartridge fits both the FROG Serene floating holder and the FROG Serene in-line cap built into many spa plumbing systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-feature-card\"\u003e\n\u003cdiv class=\"frogbrom-emoji\"\u003e⚙️\u003c\/div\u003e\n\u003ch5\u003eAdjustable Dial Control\u003c\/h5\u003e\n\u003cp\u003eSet the release dial on the FROG holder to match your spa size and bather load, then let the cartridge meter bromine automatically between refills.\u003c\/p\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003cdiv class=\"frogbrom-warning\"\u003e\n    \u003ch4\u003eHandling Warning\u003c\/h4\u003e\n    \u003cp\u003eThis cartridge contains a concentrated \u003cstrong\u003ebromine sanitizer\u003c\/strong\u003e. Handle it dry, never mix it with chlorine products, other spa chemicals, or any acid, and never pre-dissolve it in a bucket, mixing bromine with other chemicals can release toxic gas or cause a fire. Keep it sealed, cool, and out of reach of children and pets until you load it into the FROG holder, and wash your hands after handling.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \n\n  \u003csection class=\"frogbrom-section\"\u003e\n    \u003ch2\u003eSpecifications\u003c\/h2\u003e\n    \u003cdiv class=\"frogbrom-spec-grid\"\u003e\n      \u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eManufacturer\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eKing Technology\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eBrand\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eFROG Serene\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eProduct\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eBromine Cartridge (Refill)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eMPN\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003e01-14-3824\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003ePST SKU\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003ePST-01143824\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eSanitizer\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eBromine\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eBromine Content\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003e150 grams\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eCartridge Color\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eYellow\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eCartridge Life\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003e2 to 4 weeks (varies by water volume, bathers, and use)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eRated Spa Size\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003e150 to 600 gallons\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eBromine Reduction\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eUp to 50% with FROG minerals\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eCompatible Systems\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eFROG Serene Floating and In-Line\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"frogbrom-spec-row\"\u003e\n\u003cspan class=\"frogbrom-spec-key\"\u003eSold As\u003c\/span\u003e\u003cspan class=\"frogbrom-spec-val\"\u003eSingle cartridge\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"frogbrom-section\"\u003e\n    \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n    \n    \u003cdiv class=\"frogbrom-faq-card\"\u003e\n      \u003ch4\u003eDoes this bromine cartridge work in both the floating and the in-line FROG Serene system?\u003c\/h4\u003e\n      \u003cp\u003eYes. The \u003cstrong\u003e01-14-3824\u003c\/strong\u003e bromine cartridge is the same part for both setups. It snaps into the FROG Serene floating holder that drifts in the water, and it also drops into the in-line cap that Marquis, Caldera, and Hot Springs (and others) build into the spa's plumbing at the factory. Same cartridge, either system.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"frogbrom-faq-card\"\u003e\n      \u003ch4\u003eDo I still need the FROG mineral cartridge, or is bromine enough on its own?\u003c\/h4\u003e\n      \u003cp\u003eYou need both for the system to work as designed. The \u003cstrong\u003emineral cartridge\u003c\/strong\u003e kills a portion of the bacteria on its own, which is exactly why you can run up to \u003cstrong\u003e50% less bromine\u003c\/strong\u003e. Running bromine alone gives up that benefit. The mineral cartridge lasts about four months (replace it when you drain and refill the spa), while this bromine cartridge is replaced every 2 to 4 weeks.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"frogbrom-faq-card\"\u003e\n      \u003ch4\u003eHow long does one bromine cartridge last?\u003c\/h4\u003e\n      \u003cp\u003ePlan on \u003cstrong\u003e2 to 4 weeks\u003c\/strong\u003e per cartridge. The exact life depends on your water volume, how many people use the spa, and how often. Set the dial on the FROG holder lower for a smaller or lightly used tub to stretch each cartridge, and higher for a large or heavily used one. Always keep bromine in your target range with a test strip.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"frogbrom-faq-card\"\u003e\n      \u003ch4\u003eHow much bromine does this hold and what does the dial do?\u003c\/h4\u003e\n      \u003cp\u003eEach cartridge is pre-filled with \u003cstrong\u003e150 grams\u003c\/strong\u003e of bromine. The \u003cstrong\u003eadjustable dial\u003c\/strong\u003e on the FROG holder controls how much water flows past the cartridge, which sets how fast bromine releases. Dial it to match your spa size and bather load once, then let the cartridge meter the bromine for you between refills.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"frogbrom-faq-card\"\u003e\n      \u003ch4\u003eCan I set this up myself?\u003c\/h4\u003e\n      \u003cp\u003eYes, no tools required. Twist the FROG holder open, seat the fresh bromine cartridge next to the mineral cartridge, twist it closed, and set the dial. The whole swap takes under a minute. Handle the cartridge dry and never combine it with chlorine or other chemicals. Test your water after the first day and adjust the dial as needed.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003csection class=\"frogbrom-cta\"\u003e\n    \u003ch2\u003eOrder the FROG Serene Bromine Cartridge From PST\u003c\/h2\u003e\n    \u003cp\u003eAuthorized King Technology dealer with the genuine 01-14-3824 bromine refill in stock and ready to ship.\u003c\/p\u003e\n    \u003cdiv class=\"frogbrom-perks\"\u003e\n      \u003cspan class=\"frogbrom-perk\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"frogbrom-perk\"\u003e30-Day Returns\u003c\/span\u003e\u003cspan class=\"frogbrom-perk\"\u003eGenuine King Technology\u003c\/span\u003e\u003cspan class=\"frogbrom-perk\"\u003eAuthorized King Technology Dealer\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n\u003c\/div\u003e\n","brand":"King Technology","offers":[{"title":"Default Title","offer_id":44126697586753,"sku":"PST-01143824","price":20.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-01143824.jpg?v=1783492427","url":"https:\/\/www.pstpoolsupplies.com\/products\/frog-serene-bromine-cartridge","provider":"PST Pool Supplies","version":"1.0","type":"link"}