{"product_id":"complete-building-kit-sauna-optimal-thermo-aspen","title":"Complete Building Kit - Sauna Optimal, Thermo-Aspen","description":"\u003cp\u003eThe Complete Building Kit — Sauna Optimal in Thermo-Aspen is a comprehensive, all-inclusive sauna construction package that combines the exceptional durability and warm tone of thermally modified aspen with the natural lightness of aspen lining, reliable Harvia heating technology and everything needed to build a comfortable, high-quality home sauna from scratch. This is a true turnkey kit — from the frame, insulation and lining to the heater, control unit, LED lighting and wood care products — with no need to source individual components separately.\u003c\/p\u003e\n\u003cp\u003eAt the heart of this kit is the Harvia Wall 9kW electric sauna heater with Harvia Xenio digital control unit, delivering powerful, precise heating with accurate temperature and time control. The interior combines 126 pieces of aspen lining (STP 15×90mm) with a thermo-aspen modular kit, door, ventilation valve and armrest — creating a stylish, cohesive interior that blends the pale freshness of aspen with the noble warm tone of thermo-aspen. The 2×5m IP67 LED strip with dimmer provides soft, adjustable atmospheric lighting throughout the sauna.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHarvia Wall 9kW electric heater with Harvia Xenio digital control unit for precise temperature and time control\u003c\/li\u003e\n\u003cli\u003eAD Light Premium 7×19 door — tempered glass (transparent by default, other colours on request)\u003c\/li\u003e\n\u003cli\u003eOptimal modular kit (medium, thermo-aspen) — bench and interior structure elements\u003c\/li\u003e\n\u003cli\u003e126 pieces of aspen lining STP 15×90mm for a neat, even interior surface\u003c\/li\u003e\n\u003cli\u003e2 × 5m IP67 LED strip with dimmer for soft, adjustable sauna lighting\u003c\/li\u003e\n\u003cli\u003eSauna-Satu thermal insulation (32 sheets) + aluminium tape for an effective vapour barrier\u003c\/li\u003e\n\u003cli\u003eHarvia sauna stones (20kg) + vaporiser included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTimber\u003c\/th\u003e\n\u003ctd\u003eThermo-Aspen (modular kit, door, valve, armrest) + Aspen (lining)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeater\u003c\/th\u003e\n\u003ctd\u003eHarvia Wall 9kW Electric Sauna Heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl Unit\u003c\/th\u003e\n\u003ctd\u003eHarvia Xenio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSauna Stones\u003c\/th\u003e\n\u003ctd\u003eHarvia — 20kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLighting\u003c\/th\u003e\n\u003ctd\u003e2 × 5m IP67 LED strip, 12A waterproof adapter, dimmer, 8 clips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThermal Insulation\u003c\/th\u003e\n\u003ctd\u003eSauna-Satu — 32 sheets + Aluminium tape 50mm × 50m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDoor\u003c\/th\u003e\n\u003ctd\u003eAD Light Premium 7×19 — Tempered Glass (transparent \/ other colours on request)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVentilation\u003c\/th\u003e\n\u003ctd\u003eValve 631-A Ø100mm — Thermo-Aspen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLining\u003c\/th\u003e\n\u003ctd\u003eAspen STP 15×90mm — 126 pcs (2100mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrame\u003c\/th\u003e\n\u003ctd\u003ePine 45×45mm (2400mm) — 6 pcs; Pine 21×45mm (2400mm) — 33 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eArmrest\u003c\/th\u003e\n\u003ctd\u003eThermo-Aspen — 20×600×1300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWood Protection\u003c\/th\u003e\n\u003ctd\u003eTikkurila Paraffin Oil 1L + Supi Saunasuoja 2.7L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003e17424\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eMore Information\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e2 years warranty\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x AD Light Premium sauna door 7×19 — tempered glass\u003c\/li\u003e\n\u003cli\u003e1 x Thermo-aspen door architrave set\u003c\/li\u003e\n\u003cli\u003e1 x Optimal modular kit (medium) — thermo-aspen\u003c\/li\u003e\n\u003cli\u003e2 x LED strip IP67 — 5m each\u003c\/li\u003e\n\u003cli\u003e1 x Waterproof adapter 12A\u003c\/li\u003e\n\u003cli\u003e1 x Dimmer\u003c\/li\u003e\n\u003cli\u003e8 x LED strip fasteners\u003c\/li\u003e\n\u003cli\u003e1 x Ventilation valve 631-A Ø100mm — thermo-aspen\u003c\/li\u003e\n\u003cli\u003e1 x Tikkurila Paraffin Oil — 1L\u003c\/li\u003e\n\u003cli\u003e126 x Aspen lining STP 15×90mm — 2100mm\u003c\/li\u003e\n\u003cli\u003e6 x Pine frame 45×45mm — 2400mm\u003c\/li\u003e\n\u003cli\u003e33 x Pine frame 21×45mm — 2400mm\u003c\/li\u003e\n\u003cli\u003e4 x C4 mounting clips 4mm with 2.5×16 screws\u003c\/li\u003e\n\u003cli\u003e32 x Sauna-Satu thermal insulation sheets\u003c\/li\u003e\n\u003cli\u003e1 x Aluminium tape 50mm × 50m\u003c\/li\u003e\n\u003cli\u003e1 x Tikkurila Supi Saunasuoja — 2.7L\u003c\/li\u003e\n\u003cli\u003e1 x Harvia Wall 9kW electric sauna heater\u003c\/li\u003e\n\u003cli\u003e1 x Harvia Xenio control unit\u003c\/li\u003e\n\u003cli\u003e1 x Harvia sauna stones — 20kg\u003c\/li\u003e\n\u003cli\u003e1 x Vaporiser (water tank)\u003c\/li\u003e\n\u003cli\u003e1 x Thermo-aspen armrest — 20×600×1300mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAssembly\u003c\/h3\u003e\n\u003cp\u003eThis is a complete self-build kit suitable for both self-assembly and professional installation. We recommend engaging a qualified electrician for the heater and control unit connection. For any pre-purchase technical questions, our team is happy to advise.\u003c\/p\u003e\n\u003cp\u003eQuestions before you buy? \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/thewarmliving.com\/pages\/contact-us\" target=\"_blank\"\u003eContact our team\u003c\/a\u003e — we're happy to help.\u003c\/p\u003e\n\u003ch2\u003eDelivery\u003c\/h2\u003e\n\u003cp\u003eDelivery is typically made via pallet or kerbside courier, meaning your order will be delivered to the nearest accessible point at your property. Please ensure someone is available to receive and assist with unloading on the day of delivery.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener noreferrer\" href=\"https:\/\/thewarmliving.com\/pages\/delivery-amp-shipping-information-of-saunainter\" target=\"_blank\"\u003eDelivery \u0026amp; Shipping Information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener noreferrer\" href=\"https:\/\/thewarmliving.com\/pages\/returns-amp-refund-policy-saunainter\" target=\"_blank\"\u003eReturns \u0026amp; Refund Policy\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor any delivery queries, please \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/thewarmliving.com\/pages\/contact-us\" target=\"_blank\"\u003econtact our team\u003c\/a\u003e and we'll be happy to assist.\u003c\/p\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":53832261042540,"sku":"17424","price":4025.34,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0995\/6212\/7724\/files\/saunainter-build-by-yourself-sauna-cabin-moduls-diy-sauna-kits-complete-building-kit-sauna-optimal-thermo-aspen_QaDHqW.jpg?v=1780314245","url":"https:\/\/thewarmliving.com\/products\/complete-building-kit-sauna-optimal-thermo-aspen","provider":"The Warm Living ","version":"1.0","type":"link"}