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HUUM Hive Heat 12kW LS Wood-Burning Sauna Stove with Firebox Extension
by HUUM
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HUUM Hive Heat 12kW LS wood-burning sauna stove with firebox extension
The HUUM Hive Heat 12kW LS is a 12 kW wood-burning sauna stove made from stainless steel in Estonia. Its firebox extension lets you load wood from an adjoining room, which keeps the fire out of the sauna itself. It has a large stone capacity and is designed for medium-sized sauna rooms.
Best for: Sauna builds where you want a wood-fired stove that is fed from an adjacent room.
Specifications at a glance
- Fuel: Wood-burning
- Power rating: 12 kW
- Model: LS with firebox extension (load wood from an adjoining room)
- Construction: Stainless steel
- Stone capacity: Large stone capacity
- Sauna room size: Medium-sized sauna rooms
- Origin: Made in Estonia
Space, power and setup
Wood-burning stoves need a chimney connection and safe distances to combustible surfaces, and the LS model also needs a wall opening and adjoining room for the firebox extension. Follow the manufacturer's manual and your local building and fire codes, and have a qualified installer confirm the chimney, wall opening and clearances. Call us with your room size and layout and we will help you confirm the fit.
Questions buyers ask
What size sauna room is it meant for?
The product listing describes the Hive Heat 12kW LS as suited to medium-sized sauna rooms. Send us your room dimensions and we will help you confirm the fit with the manufacturer's sizing.
What do I need for installation?
A wood-burning stove needs a chimney connection and safe distances to combustible surfaces, and the LS model also needs an opening and adjoining room for the firebox extension. Have a qualified installer confirm the chimney, wall opening and clearances.
What should I expect from delivery?
Shipping is free within the continental U.S., with curbside delivery. Optional White Glove delivery is available and is priced when our team follows up after checkout. Check the delivery for damage before signing and call us with any questions.
What does the firebox extension do?
The firebox extension lets you load wood from an adjoining room, so you can tend the fire without opening the sauna room.
Helpful guides
Browse wood stove sauna heaters | Browse HUUM sauna heaters | Cold Plunge + Sauna Combo Setups: Best Pairings for Contrast Therapy
Not sure which size or configuration fits your space? Call 1-762-214-2594 (Mon-Sun 9am-9pm EST) or request a quote, and our product specialists will help you compare options and plan delivery and installation.
Intended for general wellness use, following the manufacturer's instructions. Not intended to diagnose, treat, cure, or prevent any disease or medical condition. Results vary.
- 12 kW wood-burning sauna stove
- Firebox extension to load wood from an adjoining room
- Stainless steel construction
- Large stone capacity
- Designed for medium-sized sauna rooms
- Made in Estonia
| Model | HUUM Hive Heat 12kW LS |
|---|---|
| SKU | H1012012 |
| Fuel | Wood |
| Power rating | 12 kW |
| Firebox | Extension that allows loading wood from an adjoining room |
| Construction | Stainless steel |
| Stone capacity | Large |
| Sauna room size | Medium-sized rooms |
| Origin | Made in Estonia |
What ships with this product varies by model and configuration. Contact our product specialists and we'll confirm exactly what's included with your order.
Shipping & Delivery: Most orders ship free within 1-2 business days via curbside delivery. Need it brought inside and set up? Choose White Glove Delivery at checkout and our team will follow up with pricing and scheduling.
Warranty: Warranty coverage varies by manufacturer and product. Contact our team before purchase for the specific warranty terms on this item, or reach out any time after your purchase with a manufacturer defect concern — we'll help you through the process.
Product manuals, installation guides, and spec sheets for this item are available on request. Contact our product specialists and we'll send you the documentation.