{"product_id":"huum-drop-series-4-5kw-sauna-heater-package","title":"Harvia HUUM Drop Series 4.5kW Sauna Heater Package with UKU Wi Fi - DROP 4.5STU Pkg","description":"\u003cdiv class=\"flex max-w-full flex-col flex-grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"eac0bbed-a061-42ed-a4bb-31cac15f1ad6\" dir=\"auto\" class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words [.text-message+\u0026amp;]:mt-5\" data-message-model-slug=\"gpt-4o-mini\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert light\"\u003e\n\u003ch2\u003eHarvia HUUM Drop Series 4.5kW Sauna Heater Package with UKU Wi Fi - DROP 4.5STU Pkg\u003c\/h2\u003e\n\u003cp\u003eThe HUUM DROP 4.5STU PKG offers everything you need to add a touch of elegance to your sauna space. At its core is the award-winning DROP 4.5kW  designed for areas up to 247 cubic feet. You can choose between the advanced UKU Local digital sauna control or the convenient UKU Wi-Fi control package, allowing you to preheat your sauna remotely via your mobile device. This heater features an impressive 122 lbs of rounded olivine stones, delivering consistent soft heat and superior steam. Inspired by the purest element in nature—a drop of water—its rounded design complements the angular interior of a classic sauna, merging aesthetics with functionality. The HUUM DROP not only boasts striking design, having won the prestigious Red Dot Award, but it also excels in engineering, with a large rock capacity that enhances your sauna experience. The ability to ladle more water onto the stones creates an intense and consistent bathing experience, making it the perfect choice for those seeking the ultimate sauna heater.\u003c\/p\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"3d1x4v\" data-start=\"28\" data-end=\"269\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"62\"\u003eComplete smart sauna package\u003c\/strong\u003e – The HUUM DROP 4.5kW (DROP 4.5STU Pkg, 4745090017892) includes the \u003cstrong data-start=\"131\" data-end=\"184\"\u003eheater, UKU WiFi control system, and sauna stones\u003c\/strong\u003e, making it a ready-to-install premium setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wf7ixw\" data-start=\"270\" data-end=\"465\"\u003e\n\u003cstrong data-start=\"272\" data-end=\"305\"\u003eIdeal for compact sauna rooms\u003c\/strong\u003e – Designed for \u003cstrong data-start=\"321\" data-end=\"365\"\u003esmall spaces (~3–7 m³ \/ 106–248 cu. ft.)\u003c\/strong\u003e, offering efficient heating without overpowering the cabin. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"obvg69\" data-start=\"466\" data-end=\"660\"\u003e\n\u003cstrong data-start=\"468\" data-end=\"499\"\u003eIconic award-winning design\u003c\/strong\u003e – The signature \u003cstrong data-start=\"516\" data-end=\"536\"\u003ewater-drop shape\u003c\/strong\u003e adds a luxury, sculptural aesthetic while saving wall space in modern sauna builds. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ns009w\" data-start=\"661\" data-end=\"871\"\u003e\n\u003cstrong data-start=\"663\" data-end=\"698\"\u003eExcellent steam quality (löyly)\u003c\/strong\u003e – High stone capacity (~120+ lbs) produces \u003cstrong data-start=\"742\" data-end=\"796\"\u003esoft, long-lasting steam instead of harsh dry heat\u003c\/strong\u003e, improving comfort and relaxation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3hrvob\" data-start=\"872\" data-end=\"1079\"\u003e\n\u003cstrong data-start=\"874\" data-end=\"906\"\u003eSmart WiFi control advantage\u003c\/strong\u003e – UKU WiFi allows \u003cstrong data-start=\"925\" data-end=\"1001\"\u003eremote start, scheduling, and precise temperature control via mobile app\u003c\/strong\u003e, improving convenience and usability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1mcovet\" data-start=\"1080\" data-end=\"1251\"\u003e\n\u003cstrong data-start=\"1082\" data-end=\"1118\"\u003eComfort-focused heating behavior\u003c\/strong\u003e – Experts note it delivers \u003cstrong data-start=\"1146\" data-end=\"1200\"\u003esteady, gradual heat with strong thermal stability\u003c\/strong\u003e, ideal for longer, more relaxing sauna sessions.\u003c\/li\u003e\n\u003cli data-section-id=\"1tyz3fj\" data-start=\"1252\" data-end=\"1420\"\u003e\n\u003cstrong data-start=\"1254\" data-end=\"1279\"\u003ePremium build quality\u003c\/strong\u003e – Stainless steel construction and engineered heating elements ensure \u003cstrong data-start=\"1350\" data-end=\"1417\"\u003edurability and consistent performance in high-heat environments\u003c\/strong\u003e.\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:ed4b79db-a286-48d0-ac1c-a61b14ce8f37-26\" data-testid=\"conversation-turn-50\" 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=\"6c134721-2a96-431d-9e8f-eb12deccede6\" 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=\"86\" data-end=\"302\"\u003e\u003cstrong data-start=\"86\" data-end=\"126\"\u003eQ: What is included in this package?\u003c\/strong\u003e\u003cbr data-start=\"126\" data-end=\"129\"\u003eA: It includes the \u003cstrong data-start=\"148\" data-end=\"217\"\u003e4.5kW HUUM Drop heater, UKU WiFi control system, and sauna stones\u003c\/strong\u003e for a complete plug-and-control sauna setup. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"304\" data-end=\"504\"\u003e\u003cstrong data-start=\"304\" data-end=\"346\"\u003eQ: What sauna size is it suitable for?\u003c\/strong\u003e\u003cbr data-start=\"346\" data-end=\"349\"\u003eA: Designed for very small home saunas, typically \u003cstrong data-start=\"399\" data-end=\"429\"\u003e106–247 ft³ (about 3–7 m³)\u003c\/strong\u003e depending on insulation and glass. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"506\" data-end=\"666\"\u003e\u003cstrong data-start=\"506\" data-end=\"538\"\u003eQ: What is the power output?\u003c\/strong\u003e\u003cbr data-start=\"538\" data-end=\"541\"\u003eA: It delivers \u003cstrong data-start=\"556\" data-end=\"582\"\u003e4.5kW electric heating\u003c\/strong\u003e, ideal for compact residential sauna rooms. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"668\" data-end=\"831\"\u003e\u003cstrong data-start=\"668\" data-end=\"710\"\u003eQ: How much sauna stones does it hold?\u003c\/strong\u003e\u003cbr data-start=\"710\" data-end=\"713\"\u003eA: Around \u003cstrong data-start=\"723\" data-end=\"743\"\u003e122 lbs (≈55 kg)\u003c\/strong\u003e of stones for soft, long-lasting steam (löyly). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"833\" data-end=\"1046\"\u003e\u003cstrong data-start=\"833\" data-end=\"880\"\u003eQ: What makes the HUUM Drop design special?\u003c\/strong\u003e\u003cbr data-start=\"880\" data-end=\"883\"\u003eA: Its \u003cstrong data-start=\"890\" data-end=\"941\"\u003ewater-drop shape and fully exposed stone design\u003c\/strong\u003e create gentle heat, strong steam, and a modern Nordic aesthetic. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1048\" data-end=\"1241\"\u003e\u003cstrong data-start=\"1048\" data-end=\"1085\"\u003eQ: What does UKU WiFi control do?\u003c\/strong\u003e\u003cbr data-start=\"1085\" data-end=\"1088\"\u003eA: It allows \u003cstrong data-start=\"1101\" data-end=\"1184\"\u003eremote sauna preheating, temperature control, and timer settings via mobile app\u003c\/strong\u003e for convenience. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1243\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1243\" data-end=\"1269\"\u003eQ: Is it wall-mounted?\u003c\/strong\u003e\u003cbr data-start=\"1269\" data-end=\"1272\"\u003eA: Yes, it is a \u003cstrong data-start=\"1288\" data-end=\"1328\"\u003ecompact wall-mounted electric heater\u003c\/strong\u003e, saving floor space in small sauna rooms. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1412\" data-end=\"1569\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1465\"\u003eQ: What kind of sauna experience does it deliver?\u003c\/strong\u003e\u003cbr data-start=\"1465\" data-end=\"1468\"\u003eA: A \u003cstrong data-start=\"1473\" data-end=\"1528\"\u003esoft, even, and stable heat with high-quality steam\u003c\/strong\u003e, ideal for relaxing home sauna sessions.\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\u003cbr\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=\"4auaxb\" data-start=\"107\" data-end=\"205\"\u003e\n\u003cstrong data-start=\"109\" data-end=\"137\"\u003eClean exterior regularly\u003c\/strong\u003e with a soft dry or damp cloth to keep finish clean and dust-free.\u003c\/li\u003e\n\u003cli data-section-id=\"1gcfa3t\" data-start=\"206\" data-end=\"355\"\u003e\n\u003cstrong data-start=\"208\" data-end=\"249\"\u003eInspect sauna stones every 2–3 months\u003c\/strong\u003e and replace any cracked or crumbling stones for safe performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gftw0f\" data-start=\"356\" data-end=\"454\"\u003e\n\u003cstrong data-start=\"358\" data-end=\"385\"\u003eRestack stones properly\u003c\/strong\u003e to maintain airflow and protect heating elements from overheating.\u003c\/li\u003e\n\u003cli data-section-id=\"ekekps\" data-start=\"455\" data-end=\"542\"\u003e\n\u003cstrong data-start=\"457\" data-end=\"496\"\u003eCheck heating elements periodically\u003c\/strong\u003e for wear, discoloration, or uneven heating.\u003c\/li\u003e\n\u003cli data-section-id=\"1g4flj7\" data-start=\"543\" data-end=\"639\"\u003e\n\u003cstrong data-start=\"545\" data-end=\"580\"\u003eKeep ventilation openings clear\u003c\/strong\u003e to ensure stable airflow and efficient heat circulation.\u003c\/li\u003e\n\u003cli data-section-id=\"a2n9io\" data-start=\"640\" data-end=\"729\"\u003e\n\u003cstrong data-start=\"642\" data-end=\"675\"\u003eAvoid excessive water pouring\u003c\/strong\u003e directly onto the heater to prevent element stress.\u003c\/li\u003e\n\u003cli data-section-id=\"1eyltm5\" data-start=\"730\" data-end=\"814\"\u003e\n\u003cstrong data-start=\"732\" data-end=\"772\"\u003eWipe interior surfaces after cooling\u003c\/strong\u003e to reduce moisture and mineral buildup.\u003c\/li\u003e\n\u003cli data-section-id=\"ynzqpg\" data-start=\"815\" data-end=\"910\"\u003e\n\u003cstrong data-start=\"817\" data-end=\"861\"\u003eInspect UKU WiFi control system annually\u003c\/strong\u003e for calibration and safe electrical operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":45598824300735,"sku":"DROP 4.5STU Pkg","price":2188.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/HUUM_Drop_heater_package_d98e6f3d-710f-4356-a394-559dec8fbf20.png?v=1777384378","url":"https:\/\/www.mybackyardzone.com\/products\/huum-drop-series-4-5kw-sauna-heater-package","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}