HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
HUUM Heaters HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
Brand HUUM
Model HIVE Heat 12 LS
Kilowatt Rating 12 kW
Primary Fuel Wood
Stone Capacity 198 lbs (90 kg)
Width 17.7" (450mm)
Depth 25.2" (640mm)
Height 29.6" (750mm)
Weight 147.7 lbs (67kg)
  • Unique structure for efficient burning
  • Clean burning
  • For sauna rooms from 212 to 459 cu. ft.
  • Large 199-pound stone capacity (6 33lb boxes of sauna stones [Stones 24] sold separately)
  • Firebox extension to heat from another room
  • Stainless steel construction
  • Cast iron furnace door
  • Treated only with natural oils
  • Designed, engineered, and made in Estonia
  • Limited 5-year warranty

Includes

  • Sauna stove, 17.7"W x 25.2"D x 29.6"H
  • Installation and operation manual
  • Limited 5-year warranty (excluding elements)

The HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension is a premium wood-fired sauna heater designed for traditional sauna enthusiasts who want efficient heating with the convenience of loading wood from outside the sauna room. Crafted in Estonia with stainless steel construction, a cast iron furnace door, and a large stone capacity, this heater delivers clean-burning performance and soft, long-lasting heat for an authentic sauna experience.

Best Uses for HUUM Hive Heat 12kW LS:

  • Best for traditional sauna owners who want an authentic wood-burning sauna experience with exterior wood loading access.
  • Ideal for sauna rooms ranging from 212 to 459 cubic feet.
  • Well suited for backyard saunas, cabin saunas, and outdoor wellness retreats where keeping firewood debris outside the sauna is preferred.
  • Great for users who want softer, longer-lasting sauna heat from a large stone capacity design.
  • Recommended for shoppers who value clean-burning efficiency, premium European craftsmanship, and durable stainless steel construction.
  • A strong fit for sauna owners looking for a high-performance Estonian-made sauna stove with a convenient firebox extension design.

Yes, we really do offer FREE shipping! We will send your order at no additional cost to anywhere in the lower 48 states in the US. If you have questions about shipping to Alaska or Hawaii, please contact us through our live chat to discuss a custom freight quote.

HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension

Sale price$2,116.00 Regular price$2,299.00
You Save $183.00 (8% Off)

  • 12kW - For sauna rooms from 212 to 459 cu. ft.

  • 12kW - For sauna rooms from 212 to 459 cu. ft.

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Sauna Specialist
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Brand HUUM
Model HIVE Heat 12 LS
Kilowatt Rating 12 kW
Primary Fuel Wood
Stone Capacity 198 lbs (90 kg)
Width 17.7" (450mm)
Depth 25.2" (640mm)
Height 29.6" (750mm)
Weight 147.7 lbs (67kg)
  • Unique structure for efficient burning
  • Clean burning
  • For sauna rooms from 212 to 459 cu. ft.
  • Large 199-pound stone capacity (6 33lb boxes of sauna stones [Stones 24] sold separately)
  • Firebox extension to heat from another room
  • Stainless steel construction
  • Cast iron furnace door
  • Treated only with natural oils
  • Designed, engineered, and made in Estonia
  • Limited 5-year warranty

Includes

  • Sauna stove, 17.7"W x 25.2"D x 29.6"H
  • Installation and operation manual
  • Limited 5-year warranty (excluding elements)

The HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension is a premium wood-fired sauna heater designed for traditional sauna enthusiasts who want efficient heating with the convenience of loading wood from outside the sauna room. Crafted in Estonia with stainless steel construction, a cast iron furnace door, and a large stone capacity, this heater delivers clean-burning performance and soft, long-lasting heat for an authentic sauna experience.

Best Uses for HUUM Hive Heat 12kW LS:

  • Best for traditional sauna owners who want an authentic wood-burning sauna experience with exterior wood loading access.
  • Ideal for sauna rooms ranging from 212 to 459 cubic feet.
  • Well suited for backyard saunas, cabin saunas, and outdoor wellness retreats where keeping firewood debris outside the sauna is preferred.
  • Great for users who want softer, longer-lasting sauna heat from a large stone capacity design.
  • Recommended for shoppers who value clean-burning efficiency, premium European craftsmanship, and durable stainless steel construction.
  • A strong fit for sauna owners looking for a high-performance Estonian-made sauna stove with a convenient firebox extension design.

Yes, we really do offer FREE shipping! We will send your order at no additional cost to anywhere in the lower 48 states in the US. If you have questions about shipping to Alaska or Hawaii, please contact us through our live chat to discuss a custom freight quote.

FAQ

GENERAL INQUIRIES

We are located in Indianapolis, Indiana.

Yes, we have some great financing options from our partner, Bread Pay. Just choose the monthly payment option at checkout to get started.

SHIPPING

Shipping in the Continental U.S. is free!

Since we carry different brands our products also ship from different locations.  See the list below:

  • Almost Heaven Saunas -  West Virginia
  • Dundalk Leisure Craft - Canada
  • Harvia - Portland
  • Baltic Leisure - Pennsylvania
  • Saunacore - Canada
  • TheraSauna- Iowa

The list below is the current delivery timeline by brand:

  • Almost Heaven Barrel Saunas - 6 to 8 Weeks
  • Almost Heaven Indoor Saunas - 4 to 6 Weeks
  • Amba Products - 1 to 2 weeks
  • Baltic Leisure - 3 to 4 weeks
  • Dundalk Leisure Craft -  Approximately 1 to 2 weeks after the estimated build date
  • Golden Designs Sauna - Within 1 week
  • Saunacore - 2 to 3 weeks
  • TheraSauna - 10 to 12 weeks

We currently do not ship to Alaska but if you are really interested we can request for a custom freight quote.

SAUNA ASSEMBLY

It is an easy assembly. Here is the link to our video gallery for a quick look.

The sauna comes in a crate. You'll need to assemble it but it is a very quick assembly.