{"product_id":"saunacore-sauna-c6-ultimate-commercial-floor-mount-sauna-stove-kw18-ultc6","title":"Harvia Saunacore C6 Ultimate Commercial Floor Mount Sauna Stove - KW18 CULTC6","description":"\u003ch2\u003e\u003cspan\u003eHarvia Saunacore C6 Ultimate Commercial Floor Mount Sauna Stove - KW18 CULTC6\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eBeing true to their mission, created a product that will enhance your quality of life. These heaters are the best in the market and known for their durability, toughness, power, and reliability. Moreover, the  were engineered to provide enhanced airflow for quicker heating time. Made out of the finest materials and stylish designs, Saunacore offers a wide variety of heaters suitable for your every sauna needs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"3v2x08\" data-start=\"27\" data-end=\"304\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"71\"\u003eTrue high-output commercial powerhouse\u003c\/strong\u003e\u003cbr data-start=\"71\" data-end=\"74\"\u003eThe \u003cstrong data-start=\"80\" data-end=\"118\"\u003eSaunacore C6 Ultimate KW18 (ULTC6)\u003c\/strong\u003e is a \u003cstrong data-start=\"124\" data-end=\"169\" data-is-only-node=\"\"\u003eheavy-duty 18kW floor-mounted sauna stove\u003c\/strong\u003e engineered for \u003cstrong data-start=\"185\" data-end=\"263\"\u003elarge commercial saunas and premium spa installations (~up to 900 cu. ft.)\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qp24z6\" data-start=\"306\" data-end=\"606\"\u003e\n\u003cstrong data-start=\"308\" data-end=\"360\"\u003eMaximum heat capacity for demanding environments\u003c\/strong\u003e\u003cbr data-start=\"360\" data-end=\"363\"\u003eDesigned to maintain \u003cstrong data-start=\"386\" data-end=\"438\"\u003econsistent high temperatures in high-traffic use\u003c\/strong\u003e, making it ideal for \u003cstrong data-start=\"460\" data-end=\"523\" data-is-only-node=\"\"\u003egyms, spas, wellness centers, and large custom-built saunas\u003c\/strong\u003e where uptime matters more than simplicity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gui99r\" data-start=\"608\" data-end=\"864\"\u003e\n\u003cstrong data-start=\"610\" data-end=\"659\"\u003eIndustrial-grade stainless steel construction\u003c\/strong\u003e\u003cbr data-start=\"659\" data-end=\"662\"\u003eBuilt with a \u003cstrong data-start=\"677\" data-end=\"713\"\u003etriple-wall stainless steel body\u003c\/strong\u003e, it resists corrosion, improves safety, and ensures long-term durability under continuous high-heat operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ftdu42\" data-start=\"866\" data-end=\"1122\"\u003e\n\u003cstrong data-start=\"868\" data-end=\"918\"\u003eOptimized for strong stone-based steam (löyly)\u003c\/strong\u003e\u003cbr data-start=\"918\" data-end=\"921\"\u003eFeatures a \u003cstrong data-start=\"934\" data-end=\"977\"\u003edeep rock tray and large stone capacity\u003c\/strong\u003e, delivering \u003cstrong data-start=\"990\" data-end=\"1050\" data-is-only-node=\"\"\u003edense, long-lasting steam bursts and stable radiant heat\u003c\/strong\u003e, even during extended sessions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1doxhsx\" data-start=\"1124\" data-end=\"1382\"\u003e\n\u003cstrong data-start=\"1126\" data-end=\"1175\"\u003eEngineered for efficiency + safety under load\u003c\/strong\u003e\u003cbr data-start=\"1175\" data-end=\"1178\"\u003eIncludes \u003cstrong data-start=\"1189\" data-end=\"1244\"\u003evented body design and low-density heating elements\u003c\/strong\u003e, helping maintain airflow balance while reducing overheating risk in continuous-use environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"3s1bl6\" data-start=\"1384\" data-end=\"1642\"\u003e\n\u003cstrong data-start=\"1386\" data-end=\"1431\"\u003eCommercial simplicity over smart features\u003c\/strong\u003e\u003cbr data-start=\"1431\" data-end=\"1434\"\u003eUses \u003cstrong data-start=\"1441\" data-end=\"1517\"\u003emechanical\/external control systems rather than digital or WiFi controls\u003c\/strong\u003e, prioritizing reliability, uptime, and serviceability in professional installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"puu1dp\" data-start=\"1644\" data-end=\"1877\"\u003e\n\u003cstrong data-start=\"1646\" data-end=\"1683\"\u003eSerious installation requirements\u003c\/strong\u003e\u003cbr data-start=\"1683\" data-end=\"1686\"\u003eRequires \u003cstrong data-start=\"1697\" data-end=\"1781\"\u003ehigh-voltage electrical setup, proper ventilation, and professional installation\u003c\/strong\u003e, making it unsuitable for casual DIY home sauna setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"124\" data-end=\"429\"\u003e\u003cstrong data-start=\"124\" data-end=\"221\"\u003eQ: What is the Saunacore C6 Ultimate Commercial Floor Mount Sauna Stove KW18 CULTC6 used for?\u003c\/strong\u003e\u003cbr data-start=\"221\" data-end=\"224\"\u003eA: It’s a \u003cstrong data-start=\"234\" data-end=\"272\"\u003eheavy-duty commercial sauna heater\u003c\/strong\u003e designed for large saunas in gyms, spas, wellness centers, and hotels requiring continuous high-performance heating. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"431\" data-end=\"634\"\u003e\u003cstrong data-start=\"431\" data-end=\"475\"\u003eQ: What size sauna room does it support?\u003c\/strong\u003e\u003cbr data-start=\"475\" data-end=\"478\"\u003eA: It is rated for very large spaces up to approximately \u003cstrong data-start=\"535\" data-end=\"559\"\u003e900 cubic feet (CBF)\u003c\/strong\u003e, depending on model configuration. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"636\" data-end=\"854\"\u003e\u003cstrong data-start=\"636\" data-end=\"662\"\u003eQ: How powerful is it?\u003c\/strong\u003e\u003cbr data-start=\"662\" data-end=\"665\"\u003eA: The KW18 version delivers around \u003cstrong data-start=\"701\" data-end=\"740\"\u003e18kW commercial-grade heating power\u003c\/strong\u003e, ensuring fast heat-up and stable high temperatures even under heavy use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"856\" data-end=\"1040\"\u003e\u003cstrong data-start=\"856\" data-end=\"899\"\u003eQ: Is it floor-mounted or wall-mounted?\u003c\/strong\u003e\u003cbr data-start=\"899\" data-end=\"902\"\u003eA: It is a \u003cstrong data-start=\"913\" data-end=\"953\"\u003efloor-mounted industrial sauna stove\u003c\/strong\u003e, built for stability and large stone capacity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1042\" data-end=\"1300\"\u003e\u003cstrong data-start=\"1042\" data-end=\"1091\"\u003eQ: What makes this heater “commercial grade”?\u003c\/strong\u003e\u003cbr data-start=\"1091\" data-end=\"1094\"\u003eA: It uses \u003cstrong data-start=\"1105\" data-end=\"1202\"\u003etriple-wall stainless steel construction, vented body design, and heavy-duty heating elements\u003c\/strong\u003e, allowing safe continuous operation in public facilities. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1302\" data-end=\"1527\"\u003e\u003cstrong data-start=\"1302\" data-end=\"1352\"\u003eQ: How much sauna stone capacity does it have?\u003c\/strong\u003e\u003cbr data-start=\"1352\" data-end=\"1355\"\u003eA: It features a \u003cstrong data-start=\"1372\" data-end=\"1413\"\u003edeep rock tray with high stone volume\u003c\/strong\u003e, designed to produce strong, consistent steam (löyly) over long sessions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1529\" data-end=\"1753\"\u003e\u003cstrong data-start=\"1529\" data-end=\"1567\"\u003eQ: Does it have built-in controls?\u003c\/strong\u003e\u003cbr data-start=\"1567\" data-end=\"1570\"\u003eA: It typically uses \u003cstrong data-start=\"1591\" data-end=\"1644\"\u003emechanical or external commercial control systems\u003c\/strong\u003e, designed for simple and durable operation in business environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1755\" data-end=\"1959\"\u003e\u003cstrong data-start=\"1755\" data-end=\"1785\"\u003eQ: Is it energy efficient?\u003c\/strong\u003e\u003cbr data-start=\"1785\" data-end=\"1788\"\u003eA: Yes, it uses \u003cstrong data-start=\"1804\" data-end=\"1865\"\u003elow-density heating elements and optimized airflow design\u003c\/strong\u003e to maintain strong heat while reducing wasted energy. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1961\" data-end=\"2167\"\u003e\u003cstrong data-start=\"1961\" data-end=\"1999\"\u003eQ: What materials is it made from?\u003c\/strong\u003e\u003cbr data-start=\"1999\" data-end=\"2002\"\u003eA: Built from \u003cstrong data-start=\"2016\" data-end=\"2046\"\u003ehigh-grade stainless steel\u003c\/strong\u003e, engineered to resist corrosion, staining, and heat deformation under heavy use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2169\" data-end=\"2395\"\u003e\u003cstrong data-start=\"2169\" data-end=\"2208\"\u003eQ: Does it include safety features?\u003c\/strong\u003e\u003cbr data-start=\"2208\" data-end=\"2211\"\u003eA: Yes, it includes \u003cstrong data-start=\"2231\" data-end=\"2295\"\u003evented housing, heat deflectors, and multi-wall construction\u003c\/strong\u003e to reduce overheating risk and improve heat distribution. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2397\" data-end=\"2669\"\u003e\u003cstrong data-start=\"2397\" data-end=\"2432\"\u003eQ: Why choose this sauna stove?\u003c\/strong\u003e\u003cbr data-start=\"2432\" data-end=\"2435\"\u003eA: It’s built for \u003cstrong data-start=\"2453\" data-end=\"2533\"\u003emaximum durability, high stone capacity, and continuous commercial operation\u003c\/strong\u003e, making it ideal for facilities that need reliable, all-day sauna performance without downtime.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"8jlymn\" data-start=\"120\" data-end=\"292\"\u003e\n\u003cstrong data-start=\"122\" data-end=\"160\"\u003eRemove ash daily (commercial use):\u003c\/strong\u003e Keeps strong airflow, stable combustion, and prevents overheating during heavy-duty cycles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rpyy2i\" data-start=\"293\" data-end=\"458\"\u003e\n\u003cstrong data-start=\"295\" data-end=\"343\"\u003eClean fire chamber \u0026amp; air channels regularly:\u003c\/strong\u003e Prevents soot buildup and ensures consistent high-output heat performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1izkab1\" data-start=\"459\" data-end=\"628\"\u003e\n\u003cstrong data-start=\"461\" data-end=\"500\"\u003eInspect \u0026amp; sweep chimney frequently:\u003c\/strong\u003e Essential for commercial operation to avoid blockage, smoke backflow, and fire hazards. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lgpfgw\" data-start=\"629\" data-end=\"799\"\u003e\n\u003cstrong data-start=\"631\" data-end=\"671\"\u003eRe-stack sauna stones (6–12 months):\u003c\/strong\u003e Replace cracked stones and keep loose spacing for proper airflow and even radiant heat. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"32drg9\" data-start=\"800\" data-end=\"954\"\u003e\n\u003cstrong data-start=\"802\" data-end=\"834\"\u003eUse only dry, seasoned wood:\u003c\/strong\u003e Improves heat output, reduces creosote buildup, and keeps combustion efficient. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bi2w2p\" data-start=\"955\" data-end=\"1089\"\u003e\n\u003cstrong data-start=\"957\" data-end=\"1003\"\u003eCheck door seals \u0026amp; fire chamber extension:\u003c\/strong\u003e Ensures safe external feeding and stable heat retention in commercial environments.\u003c\/li\u003e\n\u003cli data-section-id=\"pwu4na\" data-start=\"1090\" data-end=\"1251\"\u003e\n\u003cstrong data-start=\"1092\" data-end=\"1136\"\u003eClean exterior stainless steel surfaces:\u003c\/strong\u003e Wipe after cooling to remove moisture, ash residue, and prevent corrosion. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wiftlw\" data-start=\"1252\" data-end=\"1386\"\u003e\n\u003cstrong data-start=\"1254\" data-end=\"1293\"\u003eMaintain proper ventilation system:\u003c\/strong\u003e Clear intake and exhaust paths to support efficient burn and consistent sauna temperature.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Harvia","offers":[{"title":"Default Title","offer_id":45598060740799,"sku":"KW18 CULTC6","price":3637.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/UltimateC6-1-Front-View_2672468e-d654-47e1-a0b0-31b1e37a48b0.png?v=1777374810","url":"https:\/\/www.mybackyardzone.com\/products\/saunacore-sauna-c6-ultimate-commercial-floor-mount-sauna-stove-kw18-ultc6","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}