{"product_id":"drop-series-9-0kw-sauna-heater-package","title":"Harvia HUUM Series  Sauna Heater Package with UKU Wi Fi - DROP 9STU Pkg","description":"\u003ch2\u003eHarvia HUUM Series  Sauna Heater Package with UKU Wi Fi - DROP 9STU Pkg\u003c\/h2\u003e\n\u003cp\u003eThe HUUM DROP 9STU PKG includes everything you need to add a touch of elegance to your sauna space. At its core is the award-winning DROP 9.0 kW  designed for spaces up to 530 cubic feet (CF). You can choose between the advanced UKU Local digital sauna control or the added convenience of the UKU Wi-Fi control package, which allows you to preheat your sauna from anywhere using your mobile device. Inspired by the purest element in nature—a drop of water—its rounded design complements the angular interior of a classic sauna. This compact, wall-mounted heater accommodates up to 122 lbs of stones, ensuring long-lasting steam and a consistently soft, high heat. A winner of the prestigious Red Dot Award for design, the combines beauty with engineering excellence, allowing bathers to ladle more water onto the stones for an intensified experience. Enjoy the luxury of Wi-Fi control for ultimate convenience in your sauna routine.\u003c\/p\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"ljougo\" data-start=\"27\" data-end=\"280\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"65\"\u003ePremium all-in-one sauna package\u003c\/strong\u003e\u003cbr data-start=\"65\" data-end=\"68\"\u003eThe \u003cstrong data-start=\"74\" data-end=\"110\"\u003eHUUM DROP 9STU Pkg with UKU WiFi\u003c\/strong\u003e combines the iconic DROP 9kW heater, smart controller, and sauna stones—offering a \u003cstrong data-start=\"194\" data-end=\"239\" data-is-only-node=\"\"\u003ecomplete, ready-to-install premium system\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i8m8bw\" data-start=\"282\" data-end=\"519\"\u003e\n\u003cstrong data-start=\"284\" data-end=\"319\"\u003eDesigned for larger home saunas\u003c\/strong\u003e\u003cbr data-start=\"319\" data-end=\"322\"\u003eOptimized for rooms up to \u003cstrong data-start=\"350\" data-end=\"366\"\u003e~530 cu. ft.\u003c\/strong\u003e, making it a strong fit for \u003cstrong data-start=\"395\" data-end=\"447\" data-is-only-node=\"\"\u003emedium–large residential or outdoor sauna builds\u003c\/strong\u003e needing consistent high output. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jufxtn\" data-start=\"521\" data-end=\"777\"\u003e\n\u003cstrong data-start=\"523\" data-end=\"570\"\u003eExceptional steam quality (high stone mass)\u003c\/strong\u003e\u003cbr data-start=\"570\" data-end=\"573\"\u003eHolds up to \u003cstrong data-start=\"587\" data-end=\"615\"\u003e~122 lbs of sauna stones\u003c\/strong\u003e, producing \u003cstrong data-start=\"627\" data-end=\"676\" data-is-only-node=\"\"\u003esoft, long-lasting heat and rich löyly bursts\u003c\/strong\u003e—a key reason this model is favored for spa-like experiences. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yqv8i\" data-start=\"779\" data-end=\"1012\"\u003e\n\u003cstrong data-start=\"781\" data-end=\"816\"\u003eSmart WiFi control (UKU system)\u003c\/strong\u003e\u003cbr data-start=\"816\" data-end=\"819\"\u003eIncludes \u003cstrong data-start=\"830\" data-end=\"856\"\u003eUKU WiFi compatibility\u003c\/strong\u003e, enabling \u003cstrong data-start=\"867\" data-end=\"948\" data-is-only-node=\"\"\u003eremote preheating, scheduling, and precise temperature control via mobile app\u003c\/strong\u003e for modern convenience. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"155gfm6\" data-start=\"1014\" data-end=\"1255\"\u003e\n\u003cstrong data-start=\"1016\" data-end=\"1047\"\u003eIconic award-winning design\u003c\/strong\u003e\u003cbr data-start=\"1047\" data-end=\"1050\"\u003eThe water-drop shape is both functional and aesthetic, designed to \u003cstrong data-start=\"1119\" data-end=\"1214\"\u003eblend into modern sauna interiors while maximizing stone exposure for better heat retention\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ted2wu\" data-start=\"1257\" data-end=\"1503\"\u003e\n\u003cstrong data-start=\"1259\" data-end=\"1315\"\u003eStainless steel durability \u0026amp; wall-mounted efficiency\u003c\/strong\u003e\u003cbr data-start=\"1315\" data-end=\"1318\"\u003eBuilt with \u003cstrong data-start=\"1331\" data-end=\"1397\"\u003eindustrial-grade stainless steel and wall-mounted construction\u003c\/strong\u003e, saving floor space while maintaining strong thermal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:ef5282fe-b86d-4e36-b82f-90375c2f7d05-5\" data-testid=\"conversation-turn-12\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"7a5e2e2a-53db-4521-ad7d-5741cde30aff\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"106\" data-end=\"321\"\u003e\u003cstrong data-start=\"106\" data-end=\"172\"\u003eQ: What is the \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eHUUM DROP 9STU Pkg Sauna Heater Package with UKU WiFi\u003c\/span\u003e\u003c\/span\u003e used for?\u003c\/strong\u003e\u003cbr data-start=\"172\" data-end=\"175\"\u003eA: It’s a complete premium electric sauna system designed for medium-to-large home saunas, combining a 9kW heater, stones, and smart WiFi control.\u003c\/p\u003e\n\u003cp data-start=\"323\" data-end=\"515\"\u003e\u003cstrong data-start=\"323\" data-end=\"367\"\u003eQ: What size sauna room does it support?\u003c\/strong\u003e\u003cbr data-start=\"367\" data-end=\"370\"\u003eA: Suitable for approximately \u003cstrong data-start=\"400\" data-end=\"432\"\u003e283–530 cubic feet (8–15 m³)\u003c\/strong\u003e depending on insulation and build quality. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"517\" data-end=\"737\"\u003e\u003cstrong data-start=\"517\" data-end=\"556\"\u003eQ: What is included in the package?\u003c\/strong\u003e\u003cbr data-start=\"556\" data-end=\"559\"\u003eA: It typically includes the \u003cstrong data-start=\"588\" data-end=\"669\"\u003eDROP 9kW heater, UKU WiFi smart controller, control sensors, and sauna stones\u003c\/strong\u003e—a full plug-and-plan setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"739\" data-end=\"920\"\u003e\u003cstrong data-start=\"739\" data-end=\"785\"\u003eQ: What makes the UKU WiFi control useful?\u003c\/strong\u003e\u003cbr data-start=\"785\" data-end=\"788\"\u003eA: It lets you \u003cstrong data-start=\"803\" data-end=\"868\"\u003estart, preheat, and adjust your sauna remotely via smartphone\u003c\/strong\u003e, plus set timers, temperature, and safety features.\u003c\/p\u003e\n\u003cp data-start=\"922\" data-end=\"1068\"\u003e\u003cstrong data-start=\"922\" data-end=\"956\"\u003eQ: How powerful is the heater?\u003c\/strong\u003e\u003cbr data-start=\"956\" data-end=\"959\"\u003eA: The 9kW output provides \u003cstrong data-start=\"986\" data-end=\"1031\"\u003efast heating and stable high temperatures\u003c\/strong\u003e, ideal for larger home sauna spaces.\u003c\/p\u003e\n\u003cp data-start=\"1070\" data-end=\"1264\"\u003e\u003cstrong data-start=\"1070\" data-end=\"1120\"\u003eQ: How much sauna stone capacity does it have?\u003c\/strong\u003e\u003cbr data-start=\"1120\" data-end=\"1123\"\u003eA: Around \u003cstrong data-start=\"1133\" data-end=\"1152\"\u003e122 lbs (55 kg)\u003c\/strong\u003e of stones for strong heat retention and soft, consistent steam (löyly). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1266\" data-end=\"1426\"\u003e\u003cstrong data-start=\"1266\" data-end=\"1304\"\u003eQ: What design style does it have?\u003c\/strong\u003e\u003cbr data-start=\"1304\" data-end=\"1307\"\u003eA: Its signature \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003ewater-drop shape\u003c\/strong\u003e is a modern Scandinavian design feature that also improves airflow around stones.\u003c\/p\u003e\n\u003cp data-start=\"1428\" data-end=\"1575\"\u003e\u003cstrong data-start=\"1428\" data-end=\"1461\"\u003eQ: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"1461\" data-end=\"1464\"\u003eA: It is \u003cstrong data-start=\"1473\" data-end=\"1544\"\u003ewall-mounted and requires professional 240V electrical installation\u003c\/strong\u003e plus proper ventilation setup.\u003c\/p\u003e\n\u003cp data-start=\"1577\" data-end=\"1730\"\u003e\u003cstrong data-start=\"1577\" data-end=\"1618\"\u003eQ: What safety features are included?\u003c\/strong\u003e\u003cbr data-start=\"1618\" data-end=\"1621\"\u003eA: The UKU system adds \u003cstrong data-start=\"1644\" data-end=\"1729\"\u003edoor sensor, overheat protection, child lock, and temperature regulation controls\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1732\" data-end=\"1933\"\u003e\u003cstrong data-start=\"1732\" data-end=\"1776\"\u003eQ: Why choose this sauna heater package?\u003c\/strong\u003e\u003cbr data-start=\"1776\" data-end=\"1779\"\u003eA: It combines \u003cstrong data-start=\"1794\" data-end=\"1866\"\u003ehigh stone mass, modern WiFi control, and strong heating performance\u003c\/strong\u003e, making it a premium all-in-one sauna upgrade for home spa setups.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1a233rb\" data-start=\"104\" data-end=\"323\"\u003e\n\u003cstrong data-start=\"106\" data-end=\"152\"\u003eRe-stack sauna stones (every 6–12 months):\u003c\/strong\u003e Keep stones loosely packed around heating elements to ensure proper airflow and prevent element damage (critical for Drop design). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cd7xmy\" data-start=\"324\" data-end=\"449\"\u003e\n\u003cstrong data-start=\"326\" data-end=\"366\"\u003eReplace cracked or crumbling stones:\u003c\/strong\u003e Damaged stones reduce heat efficiency and can stress heating elements over time.\u003c\/li\u003e\n\u003cli data-section-id=\"14jvy15\" data-start=\"450\" data-end=\"573\"\u003e\n\u003cstrong data-start=\"452\" data-end=\"477\"\u003eUse clean water only:\u003c\/strong\u003e Avoid oils, fragrances, salt, or chemicals to prevent residue buildup on stones and elements.\u003c\/li\u003e\n\u003cli data-section-id=\"lvbwn8\" data-start=\"574\" data-end=\"719\"\u003e\n\u003cstrong data-start=\"576\" data-end=\"615\"\u003eCheck stone distribution regularly:\u003c\/strong\u003e Ensure stones are not pressing directly on heating elements—maintains even heat and extends lifespan.\u003c\/li\u003e\n\u003cli data-section-id=\"pxl96u\" data-start=\"720\" data-end=\"839\"\u003e\n\u003cstrong data-start=\"722\" data-end=\"757\"\u003eClean stainless steel surfaces:\u003c\/strong\u003e Wipe exterior and inner exposed areas to prevent moisture stains and corrosion.\u003c\/li\u003e\n\u003cli data-section-id=\"1iiesst\" data-start=\"840\" data-end=\"965\"\u003e\n\u003cstrong data-start=\"842\" data-end=\"884\"\u003eInspect heating elements periodically:\u003c\/strong\u003e Look for warping or dust buildup; ensure no stone pressure is affecting coils.\u003c\/li\u003e\n\u003cli data-section-id=\"1iu81cl\" data-start=\"966\" data-end=\"1108\"\u003e\n\u003cstrong data-start=\"968\" data-end=\"1003\"\u003eMaintain ventilation \u0026amp; airflow:\u003c\/strong\u003e Proper sauna ventilation improves heater efficiency and supports stable UKU-controlled heating cycles.\u003c\/li\u003e\n\u003cli data-section-id=\"exjc9h\" data-start=\"1109\" data-end=\"1288\"\u003e\n\u003cstrong data-start=\"1111\" data-end=\"1158\"\u003eKeep UKU WiFi control system updated \u0026amp; dry:\u003c\/strong\u003e Ensure sensor and door switch connections remain secure for accurate temperature control\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":45598051401919,"sku":"DROP 9STU Pkg","price":2501.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/HUUM_Drop_heater_package_eda0664b-4f38-4b8e-9a93-16ea2aa49eed.png?v=1777374759","url":"https:\/\/www.mybackyardzone.com\/products\/drop-series-9-0kw-sauna-heater-package","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}