{"product_id":"huum-core-thermo-aspen-core-series-sauna-heater-thermo-aspen-wood-exterior-up-to-10-5kw","title":"HUUM CORE Thermo-Aspen CORE Series Sauna Heater","description":"\u003cp\u003e\u003c!-- HUUM CORE Thermo-Aspen - Up to 10.5kW Sauna Heater with Thermo-Aspen Wood Exterior - Standalone --\u003e\u003c\/p\u003e\n\u003ch2\u003eHUUM CORE Thermo-Aspen CORE Series Sauna Heater, Thermo-Aspen Wood Exterior, Up to 10.5kW\u003c\/h2\u003e\n\u003c!-- SKU: CORE11-TASP-SS | CORE Series | Thermo-aspen wood exterior | Control + stones sold separately --\u003e\u003c!-- Floor-standing | 240V\/1PH or 3PH | Open stone basket with thermally modified aspen panels --\u003e\u003c!-- SGS Listed | Made in Estonia | 5-year warranty (elements excluded) --\u003e\u003c!-- 5 document sections: IOM | Warranty | Element Requirements | Stone Requirements | Size Your Sauna --\u003e\n\u003cstyle\u003e\n  .sl { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; color: #1a2a3a; max-width: 900px; 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font-weight: 700; }\n  .sl-notice { background: #eff6ff; border: 1px solid #bfd4ef; border-radius: 6px; padding: 0.9rem 1.1rem; margin-bottom: 1.5rem; font-weight: 500 !important; color: #1e3a5f !important; line-height: 1.6 !important; font-size: 14px; }\n  .sl-notice-yellow { background: #fffbeb; border: 1px solid #fcd34d; border-radius: 6px; padding: 0.9rem 1.1rem; margin-bottom: 1.5rem; font-weight: 500 !important; color: #78350f !important; line-height: 1.6 !important; font-size: 14px; }\n  .sl-warranty { background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 6px; padding: 1.25rem 1.5rem; }\n  .sl-warranty p { font-weight: 500 !important; color: #0f172a !important; line-height: 1.7 !important; margin: 0; }\n  .sl-manual { background: #fff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 1.25rem 1.5rem; margin-bottom: 1.5rem; }\n  .sl-manual-item { margin-bottom: 1.25rem; padding-bottom: 1.25rem; border-bottom: 1px solid #e2e8f0; }\n  .sl-manual-item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }\n  .sl-manual-item h6 { font-size: 14px; font-weight: 700 !important; color: #0f172a !important; margin: 0 0 0.5rem; }\n  .sl-doc-link { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 500; color: #4a5568; background: #fff; border: 1px solid #d1d5db; border-radius: 5px; padding: 8px 14px; text-decoration: none; }\n  .sl-doc-link:hover { background: #e8f0fa; border-color: #bfd4ef; color: #2563a8; }\n  .sl-divider { border: none; border-top: 1px solid #e2e8f0; margin: 1.75rem 0; }\n  @media (max-width: 768px) {\n    .sl-feat-grid { grid-template-columns: 1fr 1fr; }\n    .sl-spec-grid { grid-template-columns: 1fr; gap: 1.5rem; }\n    .sl-brand1 { grid-template-columns: 1fr; gap: 1rem; padding: 1rem 0; }\n    .sl-brand1 h4 { font-size: 18px !important; }\n  }\n  @media (max-width: 480px) {\n    .sl { padding: 0; }\n    .sl-feat-grid { grid-template-columns: 1fr; gap: 8px; }\n    .sl-feat { padding: 0.8rem 0.9rem; }\n    .sl-inc-grid { grid-template-columns: 1fr; }\n    .sl-spec-grid { gap: 1.25rem; }\n    .sl-spec-table, .sl-spec-table tbody, .sl-spec-table tr, .sl-spec-table td { display: block; width: 100%; }\n    .sl-spec-table { border: none; }\n    .sl-spec-table tr { border: 1px solid #e2e8f0; border-radius: 6px; margin-bottom: 6px; padding: 8px 12px; background: #fff !important; }\n    .sl-spec-table tr:nth-child(odd) { background: #f8fafc !important; }\n    .sl-spec-table td { border: none; padding: 1px 0; }\n    .sl-spec-table td:first-child { font-size: 10px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #64748b; width: 100%; padding-bottom: 2px; }\n    .sl-spec-table td:last-child { font-size: 15px; font-weight: 700 !important; color: #0f172a !important; width: 100%; word-wrap: break-word; overflow-wrap: break-word; }\n    .sl-divider { margin: 1.25rem 0; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"sl\"\u003e\n\u003cdiv class=\"sl-desc\"\u003e\n\u003cp\u003eThe HUUM CORE Thermo-Aspen is a floor-standing electric sauna heater with a thermally modified aspen wood exterior cladding, available up to 10.5kW. This listing is the heater only. A compatible UKU control unit and sauna stones are sold separately. The CORE Thermo-Aspen is the darkest natural wood option in the CORE series - thermally modified aspen that has been treated at high temperature to produce a deep, rich brown finish that closely resembles the traditional appearance of well-seasoned sauna timber. For sauna rooms designed around the warm, enveloping aesthetic of a traditional Finnish or Nordic sauna - dark timber, amber lighting, aged wood - the CORE Thermo-Aspen delivers a heater exterior that integrates as a natural extension of the sauna's material palette. The CORE Thermo-Aspen Package listing at BathingBrands bundles the heater with a UKU control and stones for a complete single purchase.\u003c\/p\u003e\n\u003ch4\u003eThermal modification - what it means for the wood and the look\u003c\/h4\u003e\n\u003cp\u003eThermal modification is a process in which wood is treated at high temperatures (typically 180-230°C) in a controlled environment, altering the cell structure of the wood to produce a range of changes: a deep, uniform brown colour throughout the wood's cross-section (not a surface stain), improved dimensional stability under humidity changes, and increased resistance to decay and moisture absorption. The process converts some of the sugars and starches in the wood that would otherwise feed biological degradation, making the modified wood more stable in the high-heat, high-humidity environment of a sauna. Thermo-aspen specifically takes the naturally pale, white-grained aspen and transforms it to a deep chocolate or dark tobacco brown that bears little visual resemblance to the original natural aspen. In the sauna room context, thermo-aspen reads as the same rich dark timber tone associated with traditional Finnish sauna benches and wall cladding - a familiar and deeply atmospheric visual signature of the sauna space.\u003c\/p\u003e\n\u003ch4\u003eCORE Thermo-Aspen vs CORE Aspen - the same wood, transformed\u003c\/h4\u003e\n\u003cp\u003eBoth CORE Thermo-Aspen and CORE Aspen use aspen wood for the exterior cladding. Natural aspen (CORE Aspen) is pale cream-to-white - the lightest tone in the CORE range, suited to bright Nordic minimal interiors. Thermo-aspen (CORE Thermo-Aspen) is the same wood after thermal modification - deep rich brown, the darkest natural wood option in the CORE range. The shared species name creates the most likely source of buyer confusion in the CORE lineup. The tones could not be more different in practice: natural aspen is one of the palest commercial wood species; thermo-aspen is one of the richest dark browns achievable through a natural process. Confirm which variant is wanted by tone - pale and light (Aspen) or deep and warm (Thermo-Aspen) - before purchasing.\u003c\/p\u003e\n\u003ch4\u003eUKU compatible - control and stones sold separately\u003c\/h4\u003e\n\u003cp\u003eThe CORE Thermo-Aspen is compatible with both UKU Local Black (on-site digital control) and UKU WiFi (HUUM app remote preheat, scheduling, and monitoring on iOS and Android), both sold separately at BathingBrands. The specific output configuration selected determines room coverage, electrical requirements, and whether a UKU Extension Box is required. Confirm the output level and corresponding electrical specification before ordering. A licensed electrician is required. Do not connect to a GFI\/GFCI breaker.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-hook\"\u003eFloor-standing electric sauna heater with thermally modified aspen wood exterior cladding. Up to 10.5kW. Open stainless steel stone basket with deep rich brown thermo-aspen side panels. The darkest natural wood CORE exterior - thermo-aspen brings traditional Finnish sauna timber warmth to the heater form. Suits dark timber, amber-lit, and traditional Nordic sauna interiors. Control (UKU Local Black or WiFi) and sauna stones sold separately. SGS Listed. 5-year warranty (elements excluded). Made in Estonia by HUUM. See CORE Thermo-Aspen Package for complete bundled purchase.\u003c\/div\u003e\n\u003cdiv class=\"sl-badges\"\u003e\n\u003cspan class=\"sl-badge\"\u003eUp to 10.5 kW\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eThermo-aspen exterior - deep rich brown\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eThermally modified aspen - darkest natural wood CORE\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eTraditional Finnish sauna timber aesthetic\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eOpen stainless steel stone basket\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eFloor-standing\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eUKU control sold separately\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eStones sold separately\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eCORE Thermo-Aspen Package available\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eSGS Listed\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003e5-year warranty (elements excluded)\u003c\/span\u003e \u003cspan class=\"sl-badge\"\u003eMade in Estonia by HUUM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003chr class=\"sl-divider\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"sl-spec-grid\"\u003e\n\u003cdiv class=\"sl-spec-tables\"\u003e\n\u003cdiv class=\"sl-spec-block\"\u003e\n\u003ch4\u003eElectrical\u003c\/h4\u003e\n\u003ctable class=\"sl-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum output\u003c\/td\u003e\n\u003ctd\u003eUp to 10.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e240V \/ 1-phase or 3-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl included\u003c\/td\u003e\n\u003ctd\u003eNo - UKU Local Black or WiFi sold separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eSGS Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-spec-block\"\u003e\n\u003ch4\u003eStones and room sizing\u003c\/h4\u003e\n\u003ctable class=\"sl-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eStones included\u003c\/td\u003e\n\u003ctd\u003eNo - sold separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStone specification\u003c\/td\u003e\n\u003ctd\u003eSee Stone Requirements document below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoom coverage\u003c\/td\u003e\n\u003ctd\u003eDetermined by output level selected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-spec-block\"\u003e\n\u003ch4\u003eDesign\u003c\/h4\u003e\n\u003ctable class=\"sl-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior cladding\u003c\/td\u003e\n\u003ctd\u003eThermally modified aspen wood panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTone\u003c\/td\u003e\n\u003ctd\u003eDeep rich brown - darkest natural wood CORE exterior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStone basket\u003c\/td\u003e\n\u003ctd\u003eOpen stainless steel - stones visible on all sides\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eFloor-standing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMade in Estonia by HUUM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-spec-image\"\u003e\n\u003cdiv class=\"sl-spec-block\"\u003e\n\u003ch4\u003eCORE exterior options - tone scale\u003c\/h4\u003e\n\u003ctable class=\"sl-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCORE Aspen\u003c\/td\u003e\n\u003ctd\u003ePale cream-to-white - lightest natural wood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCORE Alder\u003c\/td\u003e\n\u003ctd\u003ePale warm neutral - natural alder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCORE Thermo-Aspen (this)\u003c\/td\u003e\n\u003ctd\u003eDeep rich brown - darkest natural wood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCORE Black\u003c\/td\u003e\n\u003ctd\u003ePainted black - darkest overall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAll variants\u003c\/td\u003e\n\u003ctd\u003eSame stainless basket, open design, up to 10.5kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-spec-block\"\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003ctable class=\"sl-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty period\u003c\/td\u003e\n\u003ctd\u003e5 years (elements excluded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eCORE11-TASP-SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"sl-divider\"\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cdiv class=\"sl-inc-grid\"\u003e\n\u003cdiv class=\"sl-inc-item\"\u003eHUUM CORE Thermo-Aspen floor-standing sauna heater with thermally modified aspen exterior\u003c\/div\u003e\n\u003cdiv class=\"sl-inc-item\"\u003eInstallation and operation manual\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin-top: 1rem; font-weight: 500; color: #64748b; font-size: 14px;\"\u003e\u003cstrong\u003eRequired (not included):\u003c\/strong\u003e UKU control unit (Local Black or WiFi, sold separately at BathingBrands); sauna stones (sold separately - see Stone Requirements document). A UKU Extension Box may also be required depending on the output level selected. A licensed electrician is required. Do not connect to a GFI\/GFCI breaker.\u003c\/p\u003e\n\u003chr class=\"sl-divider\"\u003e\n\u003ch3\u003eWhy the HUUM CORE Thermo-Aspen stands out\u003c\/h3\u003e\n\u003cdiv class=\"sl-feat-grid\"\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eThermo-aspen exterior - traditional sauna timber warmth\u003c\/div\u003e\n\u003cp\u003eThermally modified aspen has the deep, rich brown tone associated with traditional Finnish and Nordic sauna timber - aged, well-seasoned wood that darkens and warms over years of use in a hot sauna environment. For sauna rooms designed around this traditional aesthetic, the CORE Thermo-Aspen delivers that material character as a heater exterior finish, integrating the heater visually with the dark timber walls and benches of a classic sauna interior.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eThermal modification - stable in sauna conditions\u003c\/div\u003e\n\u003cp\u003eThe thermal modification process improves aspen's dimensional stability and resistance to moisture-related movement - important properties for a heater exterior cladding exposed to repeated cycles of high heat and steam. Modified wood is less prone to expansion, contraction, and checking from repeated heating and cooling than unmodified wood, making thermo-aspen a practical as well as aesthetic choice for the sauna environment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eOpen basket - stone and wood visible together\u003c\/div\u003e\n\u003cp\u003eThe CORE's open stainless steel basket presents the stone mass through the structure on all sides, with the thermo-aspen panels framing the stones in deep brown timber. The visual pairing of dark wood and natural olivine stones is the most traditional of the CORE finish combinations - both materials referencing the visual language of a wood-heated Finnish sauna with a stone mass at its centre.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eDarkest natural wood in the CORE range\u003c\/div\u003e\n\u003cp\u003eWithin the CORE series, Thermo-Aspen is the darkest natural wood option - darker in tone than Alder (pale warm neutral) and dramatically darker than natural Aspen (pale cream-white). For sauna rooms where the interior palette is dark and warm and the heater should match rather than contrast with surrounding surfaces, the Thermo-Aspen is the appropriate natural wood choice. CORE Black is the only darker option overall.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eCORE Thermo-Aspen Package - complete bundled option\u003c\/div\u003e\n\u003cp\u003eThe CORE Thermo-Aspen Package listing at BathingBrands bundles the heater with a UKU control and stones for a single complete purchase. This standalone listing is for buyers sourcing the heater separately - replacing a heater in an existing CORE installation, pairing with a specific control already on hand, or completing a multi-component order in separate transactions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-feat\"\u003e\n\u003cdiv class=\"sl-feat-title\"\u003eUp to 10.5kW - multiple output configurations\u003c\/div\u003e\n\u003cp\u003eThe CORE Thermo-Aspen is available up to 10.5kW across multiple output configurations. The specific output determines room coverage, electrical requirement, and whether the UKU Extension Box is needed. Use the Size Your Sauna document below to confirm the correct output for the specific room before ordering, and confirm panel capacity for the required breaker size with a licensed electrician.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"sl-divider\"\u003e\n\u003ch3\u003eAbout HUUM\u003c\/h3\u003e\n\u003cdiv class=\"sl-brand1\" style=\"text-align: start;\"\u003e\n\u003cimg alt=\"HUUM CORE Thermo-Aspen sauna heater with thermally modified aspen wood exterior deep brown cladding and open stainless steel stone basket\" src=\"https:\/\/mediriser.com\/cdn\/shop\/files\/HUUM-Core-Sauna-Heater-Thermo-Aspen-3.jpg?v=1778604590\u0026amp;width=800\" class=\"sl-brand-img\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"sl-brand-tag\"\u003eMade in Estonia - SGS Listed\u003c\/span\u003e\n\u003ch4\u003eHUUM CORE Thermo-Aspen. Up to 10.5kW. Deep rich brown thermo-aspen exterior. Traditional sauna timber aesthetic.\u003c\/h4\u003e\n\u003cp\u003eHUUM is an Estonian sauna heater company. The CORE Thermo-Aspen is HUUM's floor-standing heater with thermally modified aspen wood exterior cladding - the darkest natural wood option in the CORE range, with deep rich brown thermo-aspen panels framing an open stainless steel stone basket. This listing is the heater only. UKU control (Local Black or WiFi) and sauna stones are required and sold separately at BathingBrands. See the CORE Thermo-Aspen Package for a complete bundled purchase. We are an authorized HUUM dealer.\u003c\/p\u003e\n\u003cul class=\"sl-check\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermally modified aspen exterior\u003c\/strong\u003e - deep rich brown, darkest natural wood CORE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraditional sauna timber aesthetic\u003c\/strong\u003e - integrates with dark Nordic sauna interiors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen stainless steel stone basket\u003c\/strong\u003e - stones visible all sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 10.5kW\u003c\/strong\u003e - UKU Local Black or WiFi compatible (sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStones sold separately\u003c\/strong\u003e - CORE Thermo-Aspen Package also available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"sl-divider\"\u003e\n\u003ch3\u003eManuals and Documents\u003c\/h3\u003e\n\u003cdiv class=\"sl-manual\"\u003e\n\u003cdiv class=\"sl-manual-item\"\u003e\n\u003ch6\u003eInstallation and Operation Manual\u003c\/h6\u003e\n\u003ca href=\"https:\/\/prod.cms.bathingbrands.com\/sites\/default\/files\/2025-12\/HUUM-CORE-Sauna-Heater-IOM.pdf\" class=\"sl-doc-link\" target=\"_blank\"\u003e \u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e Installation and Operation Manual (PDF) \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-manual-item\"\u003e\n\u003ch6\u003eWarranty\u003c\/h6\u003e\n\u003ca href=\"https:\/\/prod.cms.bathingbrands.com\/sites\/default\/files\/2025-09\/HUUM-Warranty.pdf\" class=\"sl-doc-link\" target=\"_blank\"\u003e \u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e Warranty Information (PDF) \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-manual-item\"\u003e\n\u003ch6\u003eElement Requirements\u003c\/h6\u003e\n\u003ca href=\"https:\/\/prod.cms.bathingbrands.com\/sites\/default\/files\/2025-12\/-HUUM-Element-Requirements.pdf\" class=\"sl-doc-link\" target=\"_blank\"\u003e \u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e Element Requirements (PDF) \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-manual-item\"\u003e\n\u003ch6\u003eStone Requirements\u003c\/h6\u003e\n\u003ca href=\"https:\/\/prod.cms.bathingbrands.com\/sites\/default\/files\/2025-12\/-HUUM-Stone-Requirements.pdf\" class=\"sl-doc-link\" target=\"_blank\"\u003e \u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e Stone Requirements (PDF) \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sl-manual-item\"\u003e\n\u003ch6\u003eSize Your Sauna\u003c\/h6\u003e\n\u003ca href=\"https:\/\/prod.cms.bathingbrands.com\/sites\/default\/files\/2025-09\/Sizing-Your-HUUM.pdf\" class=\"sl-doc-link\" target=\"_blank\"\u003e \u003csvg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"\u003e\u003cpath d=\"M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6\"\u003e\u003c\/path\u003e\u003cpolyline points=\"15 3 21 3 21 9\"\u003e\u003c\/polyline\u003e\u003cline x1=\"10\" y1=\"14\" x2=\"21\" y2=\"3\"\u003e\u003c\/line\u003e\u003c\/svg\u003e Size Your Sauna - HUUM Heater Calculator \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cdiv class=\"sl-warranty\"\u003e\n\u003ch5\u003e5-year limited warranty (elements excluded)\u003c\/h5\u003e\n\u003cp\u003eThe HUUM CORE Thermo-Aspen is covered by HUUM's \u003cstrong\u003e5-year limited warranty\u003c\/strong\u003e from the date of purchase. The warranty covers defects in manufacturing and materials under normal use conditions. Heating elements are excluded from the 5-year coverage and carry their own separate warranty period. The warranty does not cover damage caused by improper installation, use of incorrect or non-approved stones, operating without the required stone load, or failure to follow HUUM's installation and operating guidelines. A licensed electrician is required for all electrical connections. Do not connect to a GFI\/GFCI breaker. Proof of purchase from an authorized HUUM dealer is required. We are an authorized HUUM dealer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mediriser","offers":[{"title":"Black \/ 6.5kW","offer_id":52279163715866,"sku":"CORE6-TASP-BK","price":2942.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 9kW","offer_id":52279163748634,"sku":"CORE9-TASP-BK","price":3062.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 10.5kW","offer_id":52279163781402,"sku":"CORE11-TASP-BK","price":3197.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 6.5kW","offer_id":52279163814170,"sku":"CORE6-TASP-SS","price":2942.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 9kW","offer_id":52279163846938,"sku":"CORE9-TASP-SS","price":3062.0,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel \/ 10.5kW","offer_id":52279163879706,"sku":"CORE11-TASP-SS","price":3197.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/1690\/0634\/files\/HUUM-Core-Sauna-Heater-Thermo-Aspen-6.jpg?v=1778604572","url":"https:\/\/mediriser.com\/products\/huum-core-thermo-aspen-core-series-sauna-heater-thermo-aspen-wood-exterior-up-to-10-5kw","provider":"Mediriser","version":"1.0","type":"link"}