{"product_id":"thermasol-lumaria-2-5-person-indoor-sauna-cabin","title":"ThermaSol Lumaria 2-5 Person Indoor Sauna Cabin","description":"\u003cstyle\u003e.tslum{--ink:#1A1410;--body:#463C33;--mut:#54493D;--accent:#96620A;--bright:#E8A33D;--dark:#171310;--sub:#54493D;--tint:#F7F1E6;--fill:#F0E9DB;--hl:#F6E7CB;--line:#DCCFB4;--warm:#DCCFB4;--edge:#CBBBA0;--rule:#DCCFB4;--r-lg:10px;--r-sm:10px;--r-xs:999px;--gut:20px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--body);line-height:1.65;letter-spacing:normal;-webkit-font-smoothing:antialiased;background:#fff}.tslum *{box-sizing:border-box}.tslum .tslum-c img{margin:0 !important;border:0}.tslum .tslum-c{max-width:1000px;margin:0 auto;padding:0 20px}.tslum section{padding:52px 0}.tslum section:first-of-type{padding-top:26px}.tslum section.tslum-tinted{background:var(--tint)}.tslum section + section.tslum-tinted,.tslum section.tslum-tinted + section{border-top:1px solid var(--warm)}.tslum 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a{min-height:44px;display:flex;flex-direction:column;justify-content:flex-end;padding-bottom:2px}}.rte .tslum table th,.rte .tslum table td{padding:11px var(--gut)}.tslum .tslum-ladder th:last-child,.tslum .tslum-ladder td:last-child{text-align:left;white-space:normal;overflow-wrap:anywhere}.tslum .tslum-buy{align-items:start}.tslum .tslum-buy li span a{display:inline-block;padding:16px 0;margin:-16px 0}.tslum table.tslum-cmp td:first-child{position:sticky;left:0;z-index:1;background:#fff;box-shadow:inset 0 -1px 0 var(--rule),1px 0 0 var(--rule)}.tslum table.tslum-cmp thead th:first-child{position:sticky;left:0;z-index:2;background:var(--fill)}@media screen and (max-width:560px){.tslum .tslum-ladder td:last-child::before{content:\"Nameplate draw:\\00a0\";font-weight:700;color:var(--ink)}}@media screen and (max-width:480px){.tslum table.tslum-spec th,.tslum table.tslum-spec td{display:block;width:auto}.tslum table.tslum-spec th{border-bottom:0;padding-bottom:0}}.tslum .tslum-vid video{position:absolute;inset:0;width:100%;height:100%;display:block;border:0;background:var(--dark);object-fit:cover}.tslum .tslum-vid video:focus-visible{outline:3px solid var(--bright);outline-offset:-3px}.tslum .tslum-fig{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--edge);background:#fff}.tslum .tslum-fig img{width:100%;height:auto;display:block;border:0;border-radius:0;box-shadow:none;mix-blend-mode:multiply}.tslum .tslum-c\u003efigure{max-width:560px;margin-left:auto;margin-right:auto}\u003c\/style\u003e\n\u003cdiv class=\"tslum\"\u003e\n\u003csection id=\"overview\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cdetails class=\"tslum-disc\"\u003e\n  \u003csummary\u003eJump to\u003cspan class=\"tslum-ct\"\u003e12 sections\u003c\/span\u003e\u003c\/summary\u003e\n  \u003col\u003e\n    \u003cli\u003e\u003ca href=\"#overview\"\u003eOverview\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#inside\"\u003eInside the cabin\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#fit\"\u003eFitting it to your room\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#indoor\"\u003eIndoor versus outdoor\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#ready\"\u003eBefore you order\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#heater\"\u003eHeater and circuit\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#costs\"\u003eRunning cost\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#crate\"\u003eWhat you get\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#install\"\u003eInstallation day\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#specs\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#compare\"\u003eCompare models\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"#faq\"\u003eBuyer questions\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ol\u003e\n\u003c\/details\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eThe short answer\u003c\/p\u003e\n    \u003ch2\u003eThe ThermaSol Lumaria is an indoor corner sauna in two sizes\u003c\/h2\u003e\n    \u003cp class=\"tslum-lead\"\u003eTwo sizes of corner cabin on the same 86.6 inch wall, with a panoramic glass front and RGB lighting built into the benches. The Lumaria is the only indoor ThermaSol made in more than one size, and at nineteen inches of difference the choice is a real one.\u003c\/p\u003e\n    \u003cdiv class=\"tslum-stat3\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"tslum-lbl\"\u003eThe wall\u003c\/p\u003e\n        \u003cp class=\"tslum-big\"\u003e86.6 in\u003c\/p\u003e\n        \u003cp\u003eBoth sizes run 86.6 inches along the back wall and stand 83 inches high. Only the depth changes.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"tslum-lbl\"\u003eThe depth\u003c\/p\u003e\n        \u003cp class=\"tslum-big\"\u003e86.6 or 66.9 in\u003c\/p\u003e\n        \u003cp\u003eLarge or Medium. Nineteen and a half inches, and the difference between four to five people and two to three.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"tslum-lbl\"\u003eThe circuit\u003c\/p\u003e\n        \u003cp class=\"tslum-big\"\u003e240V, 37.5 A\u003c\/p\u003e\n        \u003cp\u003eThe 9 kW Harvia Virta draws 37.5 amps on 240 volt single phase and wants a minimum 8 AWG 90 °C copper feed.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"inside\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eInside the cabin\u003c\/p\u003e\n    \u003ch2\u003eTwo sizes, one wall\u003c\/h2\u003e\n    \u003cfigure\u003e\u003cdiv class=\"tslum-fig\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0965\/0674\/1103\/files\/lumaria__lumaria__01.jpg?v=1791433666\u0026amp;width=1200\" alt=\"ThermaSol Lumaria indoor sauna cabin, three quarter view\" width=\"800\" height=\"800\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cfigcaption\u003eBoth sizes run 86.6 inches along the back wall. Only the depth changes.\u003c\/figcaption\u003e\u003c\/figure\u003e\n    \u003cp\u003eBoth Lumarias are \u003cstrong\u003e86.6 inches along the back wall and 83 inches high\u003c\/strong\u003e. What changes is the depth: the Large runs to 86.6 inches square, the Medium to 66.9. Nineteen and a half inches, and it is the difference between a cabin listed for four to five people and one listed for two to three.\u003c\/p\u003e\n    \u003cp\u003eInside, \u003cstrong\u003ebrushed Tyrol wood walls\u003c\/strong\u003e and \u003cstrong\u003ethermally modified aspen benches\u003c\/strong\u003e in an L-shaped corner layout, with \u003cstrong\u003eRGB LED lighting under the benches and behind the backrests\u003c\/strong\u003e on a remote. The front is a transparent panoramic glass panel rather than the tinted or mirrored glass of the outdoor range, because an indoor cabin has nothing to screen itself from.\u003c\/p\u003e\n    \u003ch3\u003eWhich size\u003c\/h3\u003e\n    \u003cp\u003eDecide it on the bench rather than the floor. The Large gives a full corner run with room to lie on the upper bench; the Medium is a seated cabin. Both occupy the same wall length, so if your constraint is wall space rather than floor depth, the Large costs you nothing extra in width.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"fit\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eFitting it to your room\u003c\/p\u003e\n    \u003ch2\u003eThe numbers your builder will ask for\u003c\/h2\u003e\n    \u003cfigure\u003e\u003cdiv class=\"tslum-fig\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0965\/0674\/1103\/files\/lumaria__lumaria__00.jpg?v=1791433666\u0026amp;width=1200\" alt=\"ThermaSol Lumaria indoor sauna cabin, the corner bench layout\" width=\"667\" height=\"667\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cfigcaption\u003eAn L-shaped corner run. Lower bench at 19.3 inches, upper at 37, backrest at 44.9.\u003c\/figcaption\u003e\u003c\/figure\u003e\n    \u003cp\u003eThermaSol's installation manuals for the indoor cabins give the bench geometry, which is the one thing the product pages leave out. The \u003cstrong\u003elower bench sits at 19.3 inches\u003c\/strong\u003e, the \u003cstrong\u003eupper at 37\u003c\/strong\u003e, and the \u003cstrong\u003ebackrest at 44.9\u003c\/strong\u003e. The door handle hole is at 41.3 inches and the vent is 4.3 inches across.\u003c\/p\u003e\n    \u003cp\u003eThe room itself needs a \u003cstrong\u003eminimum ceiling height of 8 feet\u003c\/strong\u003e and \u003cstrong\u003eat least 2 inches of clearance\u003c\/strong\u003e from the surrounding walls. The cabin stands directly on your existing floor provided it is level and water resistant: concrete, ceramic tile, vinyl or laminate are all named. Installation takes two to four people.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"indoor\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eIndoor versus outdoor\u003c\/p\u003e\n    \u003ch2\u003eWhat changes when the sauna is inside the house\u003c\/h2\u003e\n    \u003cp\u003eAn indoor cabin is a different proposition from an outdoor one, and not only because it is warmer to walk to in February.\u003c\/p\u003e\n    \u003ch3\u003eThe moisture has to go somewhere\u003c\/h3\u003e\n    \u003cp\u003eA traditional sauna puts water on hot stones, and that steam leaves the cabin through the vent and into the room beyond it. Indoors that room needs to be able to take it. A bathroom with existing extraction is the easy case; a finished basement with no ventilation is the one that causes problems eighteen months later. The cabin vent is 4.3 inches, and what it discharges into is your decision rather than ThermaSol's.\u003c\/p\u003e\n    \u003ch3\u003eThe heat loss works in your favour\u003c\/h3\u003e\n    \u003cp\u003eAn outdoor cabin loses its heat to the weather. An indoor one loses it into a conditioned room, so it holds temperature on less energy and heats up faster from cold. The same 9 kW heater simply has an easier job inside.\u003c\/p\u003e\n    \u003ch3\u003eThe glass is clear for a reason\u003c\/h3\u003e\n    \u003cp\u003eEvery outdoor cabin in ThermaSol's range uses tinted or mirrored glass to screen it from a garden. The indoor cabins use transparent glass, because there is nothing to screen from and because a clear panel keeps the room beyond it visible rather than walling it off.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"ready\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eBefore you order\u003c\/p\u003e\n    \u003ch2\u003eFour checks that are cheap now and expensive later\u003c\/h2\u003e\n    \u003ch3\u003e1. The ceiling\u003c\/h3\u003e\n    \u003cp\u003eEight feet minimum. This is the check that stops more indoor sauna projects than any other, and it is worth measuring before anything else.\u003c\/p\u003e\n    \u003ch3\u003e2. The floor\u003c\/h3\u003e\n    \u003cp\u003eLevel and water resistant, and rated for the cabin. Concrete, tile, vinyl and laminate are all named by ThermaSol.\u003c\/p\u003e\n    \u003ch3\u003e3. The route in\u003c\/h3\u003e\n    \u003cp\u003eThe cabin is delivered pre-assembled in panels and built in place, so the panels have to get through your doorways and round your corners. Measure the tightest point on the route, not the room.\u003c\/p\u003e\n    \u003ch3\u003e4. The door hand\u003c\/h3\u003e\n    \u003cp\u003eLeft and right are separate SKUs at the same price, chosen at order. On a corner cabin the hand sets which way the glass corner faces, so decide it against the room rather than the doorway.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"heater\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eHeater and circuit\u003c\/p\u003e\n    \u003ch2\u003eA 9 kW Harvia Virta on a CX45 control\u003c\/h2\u003e\n    \u003cp\u003eEvery indoor ThermaSol cabin ships with a \u003cstrong\u003eHarvia Virta at 9.0 kW\u003c\/strong\u003e and a \u003cstrong\u003eHarvia CX45\u003c\/strong\u003e control, fitted.\u003c\/p\u003e\n    \u003cp\u003eHarvia's North American manual Y05-0767 lists that heater at \u003cstrong\u003e37.5 amps on 240 volt single phase\u003c\/strong\u003e, on a minimum \u003cstrong\u003e8 AWG\u003c\/strong\u003e conductor rated to 90 °C. The arithmetic agrees: 37.5 amps at 240 volts is 9,000 watts.\u003c\/p\u003e\n    \u003ch3\u003eWhy there is no breaker size here\u003c\/h3\u003e\n    \u003cp\u003e\u003cstrong\u003eHarvia does not publish one.\u003c\/strong\u003e None of the three Harvia North American manuals gives a fuse or breaker rating for any heater in this family. They publish current draw and a minimum conductor gauge and leave the overcurrent device to the installer. Your electrician sizes it against 37.5 amps under the NEC and local code.\u003c\/p\u003e\n    \u003cp\u003eHarvia does give one instruction plainly, in section 3.7: the heater feed must \u003cstrong\u003enot\u003c\/strong\u003e run through an RCD or GFI. The cabin's own manual points installers to Harvia's wiring schematics rather than repeating them.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"costs\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eRunning cost\u003c\/p\u003e\n    \u003ch2\u003eWhat an hour costs to heat\u003c\/h2\u003e\n    \u003cp\u003eA 9 kW element runs flat out while the room comes up, then cycles to hold temperature. Across a typical hour, counting both phases, budget roughly \u003cstrong\u003e5.4 kilowatt hours\u003c\/strong\u003e.\u003c\/p\u003e\n    \u003cp\u003eAt \u003cstrong\u003e17 cents a kilowatt hour\u003c\/strong\u003e that is about \u003cstrong\u003e$0.92\u003c\/strong\u003e an hour of use, or near \u003cstrong\u003e$12\u003c\/strong\u003e a month at three one hour sessions a week. Put your own utility rate in; it moves the answer more than the cabin does.\u003c\/p\u003e\n    \u003cp\u003eAn indoor cabin also loses its heat into a conditioned room rather than to the weather, so in practice it holds temperature on less than an outdoor cabin of the same size would.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"crate\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eWhat you get\u003c\/p\u003e\n    \u003ch2\u003eWhat arrives, and what is separate\u003c\/h2\u003e\n    \u003cfigure\u003e\u003cdiv class=\"tslum-fig\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0965\/0674\/1103\/files\/lumaria__lumaria__02.jpg?v=1791433666\u0026amp;width=1200\" alt=\"ThermaSol Lumaria indoor sauna cabin, front elevation\" width=\"800\" height=\"800\" loading=\"lazy\"\u003e\u003c\/div\u003e\n\u003cfigcaption\u003eA transparent panoramic front, where the outdoor range uses tinted or mirrored glass.\u003c\/figcaption\u003e\u003c\/figure\u003e\n    \u003ch3\u003eIn the delivery\u003c\/h3\u003e\n    \u003cp\u003eThe cabin pre-assembled in panels, with the Harvia Virta and CX45 control, the benches, backrests and the integrated lighting.\u003c\/p\u003e\n    \u003ch3\u003eNot in the delivery\u003c\/h3\u003e\n    \u003cp\u003eThe electrical supply and the electrician, and any floor preparation. ThermaSol requires a licensed electrician for the heater installation. Freight is quoted rather than published, so talk to us before ordering and we will get a real number for your address.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"install\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eInstallation day\u003c\/p\u003e\n    \u003ch2\u003eWhat the job actually involves\u003c\/h2\u003e\n    \u003cp\u003eThe indoor cabins arrive \u003cstrong\u003epre-assembled in panels\u003c\/strong\u003e rather than as one finished unit, which is what makes them possible to get into a house at all. ThermaSol's manual calls for \u003cstrong\u003etwo to four people\u003c\/strong\u003e to put one together.\u003c\/p\u003e\n    \u003cp\u003eThe sequence is straightforward: the panels go up in the corner, the benches and backrests mount at their fixed heights, the floor gate drops in, and the glass front and door go on last. What is not your job is the wiring inside the cabin, which is pre-run.\u003c\/p\u003e\n    \u003cp\u003eWhat is your job, or rather your electrician's, is the supply to it. ThermaSol requires a licensed electrician for the heater connection, and the cabin's own manual points to Harvia's wiring schematics rather than repeating them. Book that person against the delivery rather than after it.\u003c\/p\u003e\n    \u003cp\u003eMeasure the route before the pallet arrives. Panels for an 87 inch cabin have to pass your tightest doorway and your tightest turn, and that is a different measurement from the room they end up in.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"specs\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eSpecifications\u003c\/p\u003e\n    \u003ch2\u003eThermaSol Lumaria specifications\u003c\/h2\u003e\n    \u003cdiv class=\"tslum-tw\"\u003e\u003ctable class=\"tslum-spec\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eExterior, Large\u003c\/th\u003e\n\u003ctd\u003e86.6 in W × 86.6 in D × 83 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eExterior, Medium\u003c\/th\u003e\n\u003ctd\u003e86.6 in W × 66.9 in D × 83 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003eLarge 4 to 5, Medium 2 to 3\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAssembled weight\u003c\/th\u003e\n\u003ctd\u003eLarge 1,543 lb, Medium 1,323 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eShipping weight\u003c\/th\u003e\n\u003ctd\u003eLarge 1,764 lb, Medium 1,543 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eHeater\u003c\/th\u003e\n\u003ctd\u003eHarvia Virta, 9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSupply\u003c\/th\u003e\n\u003ctd\u003e240 V single phase, 37.5 A, minimum 8 AWG 90 °C copper\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eHarvia CX45\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eBench heights\u003c\/th\u003e\n\u003ctd\u003eLower 19.3 in, upper 37 in, backrest 44.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRoom minimum\u003c\/th\u003e\n\u003ctd\u003e8 ft ceiling, 2 in wall clearance\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eVent\u003c\/th\u003e\n\u003ctd\u003e4.3 in diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eInterior\u003c\/th\u003e\n\u003ctd\u003eBrushed Tyrol wood walls, thermally modified aspen benches\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eGlass\u003c\/th\u003e\n\u003ctd\u003eTransparent, panoramic front\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLighting\u003c\/th\u003e\n\u003ctd\u003eRGB LED under the benches and behind the backrests, with remote\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eDoor\u003c\/th\u003e\n\u003ctd\u003eLeft or right, chosen at order\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLead time\u003c\/th\u003e\n\u003ctd\u003e4 to 8 weeks\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\u003c\/div\u003e\n    \u003cp\u003eThermaSol publishes no interior dimension for this cabin. The bench heights and room minimums above come from its installation manual.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"compare\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eCompare models\u003c\/p\u003e\n    \u003ch2\u003eWhere the Lumaria sits in ThermaSol's indoor range\u003c\/h2\u003e\n    \u003cdiv class=\"tslum-tw tslum-tw--scroll\"\u003e\u003ctable class=\"tslum-cmp\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eExterior\u003c\/th\u003e\n\u003cth\u003ePeople\u003c\/th\u003e\n\u003cth\u003eLead time\u003c\/th\u003e\n\u003cth\u003eHeater\u003c\/th\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLumaria Large\u003c\/th\u003e\n\u003ctd\u003e86.6 × 86.6 in\u003c\/td\u003e\n\u003ctd\u003e4 to 5\u003c\/td\u003e\n\u003ctd\u003e4-8 weeks\u003c\/td\u003e\n\u003ctd\u003eVirta 9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLumaria Medium\u003c\/th\u003e\n\u003ctd\u003e86.6 × 66.9 in\u003c\/td\u003e\n\u003ctd\u003e2 to 3\u003c\/td\u003e\n\u003ctd\u003e4-8 weeks\u003c\/td\u003e\n\u003ctd\u003eVirta 9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAalto\u003c\/th\u003e\n\u003ctd\u003e87 × 87 in\u003c\/td\u003e\n\u003ctd\u003e3 to 4\u003c\/td\u003e\n\u003ctd\u003e4-8 weeks\u003c\/td\u003e\n\u003ctd\u003eVirta 9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAstra\u003c\/th\u003e\n\u003ctd\u003e85.4 × 85.4 in\u003c\/td\u003e\n\u003ctd\u003e3 to 4\u003c\/td\u003e\n\u003ctd\u003e4-8 weeks\u003c\/td\u003e\n\u003ctd\u003eVirta 9.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\u003c\/div\u003e\n    The Lumaria is the only indoor cabin ThermaSol makes in two sizes, which is the main reason to choose it over the Aalto or the Astra. Those two are single-size and within two inches of each other; if neither of their footprints fits your room, the Lumaria Medium is the narrower option by some margin.\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"tslum-tinted\" id=\"faq\"\u003e\n  \u003cdiv class=\"tslum-c\"\u003e\n    \u003cp class=\"tslum-eyebrow\"\u003eBuyer questions\u003c\/p\u003e\n    \u003ch2\u003eThermaSol Lumaria questions buyers ask before ordering\u003c\/h2\u003e\n    \u003cdiv class=\"tslum-faq\"\u003e\n    \u003cdetails\u003e\u003csummary\u003eWhat is the difference between the Large and the Medium?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eNineteen and a half inches of depth. Both are 86.6 inches along the back wall and 83 inches high, so they take the same wall length. The Large runs to 86.6 inches deep and is listed for four to five people; the Medium is 66.9 deep and listed for two to three. Decide it on whether you want to lie down on the upper bench.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eIs the glass tinted?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eNo. The indoor cabins use transparent glass where the outdoor range uses tinted or mirrored. An indoor sauna has nothing to screen itself from, and clear glass keeps the room beyond it visible.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eWhat size breaker does it need?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eHarvia does not publish one and neither will we. The heater draws 37.5 amps at 240 volts single phase and wants a minimum 8 AWG conductor rated to 90 degrees C. Your licensed electrician sizes the overcurrent device to that load under the NEC and your local code.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eWhat ceiling height do I need?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eEight feet minimum, from ThermaSol's own installation manual, plus at least two inches of clearance from the surrounding walls. It is the check worth doing before any other.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eWhat can it stand on?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eYour existing floor, provided it is level and water resistant. ThermaSol names concrete, ceramic tile, vinyl and laminate. No separate base is required.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eHow long does it take to arrive?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eFour to eight weeks. The indoor cabins are the quickest thing ThermaSol makes; every outdoor model in the range is twelve weeks. If timing is the constraint, that gap is worth knowing.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eWhat is the warranty?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eOne year on the sauna room from substantial project completion, and five years on the Harvia heater, control and power box in a residential setting. Registration is required within fifteen days of purchase and the room must be installed by a certified electrician or qualified service representative.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eCan I put it in a rental or a gym?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eNo. ThermaSol's warranty excludes residential units used in any non residential setting, naming hotels, spas, gyms, health clubs and short term rentals specifically.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n    \u003cdetails\u003e\u003csummary\u003eIs the Lumaria certified?\u003c\/summary\u003e\u003cdiv class=\"tslum-fb\"\u003e\u003cp\u003eThe Harvia Virta heater fitted inside is ETL Listed to UL 875, the US standard for electric dry bath heaters. No certification is published for the structure itself, which is normal in this category. A listed heater does not make the structure listed, because UL 875 treats the two as separate things.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\n    \u003c\/div\u003e  \u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"ThermaSol","offers":[{"title":"Large \/ Door Left","offer_id":67692146426223,"sku":"14-LUMARIALDL","price":23648.0,"currency_code":"USD","in_stock":true},{"title":"Large \/ Door Right","offer_id":67692146458991,"sku":"14-LUMARIALDR","price":23648.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ Door Left","offer_id":67692146491759,"sku":"14-LUMARIAMDL","price":21276.0,"currency_code":"USD","in_stock":true},{"title":"Medium \/ Door Right","offer_id":67692146524527,"sku":"14-LUMARIAMDR","price":21276.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/0674\/1103\/files\/lumaria-f306.jpg?v=1791441102","url":"https:\/\/recoveryroomdirect.com\/products\/thermasol-lumaria-2-5-person-indoor-sauna-cabin","provider":"Recovery Room Direct","version":"1.0","type":"link"}