{"product_id":"huum-hive-series-sauna-heater","title":"HUUM HIVE Series 18.0kW Sauna Heater","description":"\u003cdiv class=\"product-page\"\u003e\n\u003c!-- Main Product Title --\u003e\u003c!-- Introductory Paragraph --\u003e\n\u003cp\u003eThe \u003cstrong\u003eHUUM HIVE 18kW Electric Sauna Heater\u003c\/strong\u003e brings \u003cstrong\u003eprofessional spa-level performance\u003c\/strong\u003e to your sauna. Designed for large residential or commercial spaces, it offers a massive \u003cstrong\u003e528 lb. stone capacity\u003c\/strong\u003e and an impressive \u003cstrong\u003e18.0kW output\u003c\/strong\u003e, providing soft, consistent heat for sauna rooms sized \u003cstrong\u003e636–1236 cu. ft.\u003c\/strong\u003e. Built in Estonia from premium stainless steel and engineered with superior airflow, the HIVE 18 is ideal for those who demand both power and elegance in their sauna experience.\u003c\/p\u003e\n\u003c!-- Key Features --\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e18.0kW heating capacity\u003c\/strong\u003e – perfect for larger saunas up to 1236 cu. ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e528 lb. stone capacity\u003c\/strong\u003e (≈16 boxes, sold separately) for long-lasting, radiant heat\u003c\/li\u003e\n\u003cli\u003eDirect element-to-stone contact ensures \u003cstrong\u003esofter, milder steam\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir tunnel system\u003c\/strong\u003e reduces heat-up time and extends heating element lifespan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElegant stainless steel construction\u003c\/strong\u003e with industrial-grade heating elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloor-standing design\u003c\/strong\u003e with adjustable legs for easy installation\u003c\/li\u003e\n\u003cli\u003eCompatible with \u003cstrong\u003eHUUM UKU Controls\u003c\/strong\u003e \u0026amp; UKU extension box (sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSGS safety listed\u003c\/strong\u003e for peace of mind\u003c\/li\u003e\n\u003cli\u003eDesigned, engineered, and manufactured in \u003cstrong\u003eEstonia\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-Year Limited Warranty\u003c\/strong\u003e (excluding heating elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- What’s Included --\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHUUM HIVE 18kW Electric Sauna Heater\u003c\/li\u003e\n\u003cli\u003ePre-installed \u003cstrong\u003eHIVE Air Tunnel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable legs\u003c\/li\u003e\n\u003cli\u003eInstallation \u0026amp; Operation Manual\u003c\/li\u003e\n\u003cli\u003e5-Year Limited Warranty (excluding heating elements)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- Specifications --\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: 8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align: left; border-bottom: 1px solid #e5e7eb; padding: 8px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003eHIVE 18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e18.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e240V, Single Phase (1PH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eRecommended Room Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e636–1236 cu. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eStone Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e528 lbs (≈16 boxes, sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e22″ Diameter × 29.5″ H (560 × 750 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003eFloor-standing with adjustable legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003eSGS Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid #f1f5f9;\"\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e5-Year Limited (excluding heating elements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Why Choose --\u003e\n\u003ch2\u003eWhy Choose the HUUM HIVE 18kW Sauna Heater?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHUUM HIVE 18kW\u003c\/strong\u003e is the ultimate choice for large home saunas and professional spas. With its \u003cstrong\u003emassive stone capacity\u003c\/strong\u003e, clean design, and advanced airflow system, it delivers consistent, spa-quality heat every session. Whether you’re building a wellness retreat or upgrading an existing sauna, the HIVE 18kW offers unmatched power and elegance.\u003c\/p\u003e\n\u003c!-- Pro Tip --\u003e\n\u003cdiv style=\"border: 1px solid #4CAF50; background-color: #e8f5e9; padding: 15px; margin-top: 20px; border-radius: 6px; color: #2e7d32;\"\u003e\n\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Use 2″–4″ rounded olivine diabase stones (≈16 boxes required) for optimal steam performance. Stack stones loosely to allow airflow and extend element life. Pair with a HUUM UKU Controller for smart, precise sauna management.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0739\/6455\/2421\/files\/HUUM_Hive_IOM.pdf?v=1755994264\"\u003eInstallation and Operation Manual \u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0739\/6455\/2421\/files\/HUUM_Warranty.pdf?v=1754680191\"\u003eWarranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Your Spa Pool","offers":[{"title":"Default Title","offer_id":53834090905933,"sku":null,"price":1006.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0919\/1990\/9197\/files\/huum-huum-hive-series-sauna-heater-stone-filled-metal-cage-closeup-huum-logo.png?v=1777941839","url":"https:\/\/yourspapool.com\/products\/huum-hive-series-sauna-heater","provider":"Your Spa Pool","version":"1.0","type":"link"}