
Product Information
The HUUM HIVE Heat LS 12.0KW Series Sauna Stove w/ Firebox Extension is a highly efficient wood-fired heater for smaller saunas. Its innovative design directs fresh air into the burn, ensuring a clean and powerful flame.
Featuring a durable cast iron door for longevity, it complies with BimSchV II, Germany’s strict eco-friendly standard.
The cast iron is finished with natural oils, avoiding chemicals, for a safe and toxin-free sauna experience. Compact and reliable, it delivers consistent heat for an exceptional sauna session.



Product Features
The HUUM HIVE Heat LS 12.0KW Series Sauna Stove w/ Firebox Extension features a unique structure for efficient, clean burning, suitable for sauna rooms from 212 to 459 cu. ft.
It boasts a 199-pound stone capacity, a stainless steel frame, a durable cast iron door, and is treated with natural oils.
Designed and crafted in Estonia, it includes a limited 5-year warranty.

HUUM HIVE Heat LS 12.0KW Series Sauna Stove w/ Firebox Extension
- Large Stone Capacity: Accommodates 199 pounds of stones for prolonged heat retention and a relaxing sauna experience.
- Durable Construction: Stainless steel frame and cast-iron furnace door ensure longevity and robust performance.
- Firebox Extension:Extended firebox allows for wood-loading from an adjacent room, enhancing convenience and safety.
- Estonian Craftsmanship: Expertly designed, engineered, and crafted in Estonia, showcasing exceptional quality and innovation.
What’s Included?
- Sauna stove
- Installation and Operation manual
- Limited 5-year warranty (excluding elements)

Additional Features
The HUUM HIVE Heat LS 12.0KW Series Sauna Stove w/ Firebox Extension boasts fast heat-up, even heat
distribution, and efficient wood usage. Its sleek design complements modern saunas, while the cast-iron
door ensures durability.
It offers easy maintenance, eco-conscious operation, and a spacious stone compartment for longer heat
retention, making it an excellent choice for a relaxing, eco-friendly sauna experience.

Efficient Wood Usage
Minimizes wood consumption while maximizing heat output.

Easy to Maintain
Simple cleaning and maintenance with durable, long-lasting components.

High Safety Standards
Complies with strict European regulations for wood-burning stoves.

Natural Heat Retention
Large stone capacity ensures prolonged heat for extended sauna enjoyment.
About HUUM
HUUM is an innovative Estonian company creating high-quality sauna heaters that blend exquisite design, smart technology, and traditional craftsmanship.
Founded by Siim Nellis, a third-generation sauna stove producer, HUUM draws on decades of expertise and Nordic sauna traditions.
Their award-winning designs, like the DROP heater, prioritize gentle steam, efficiency, and sustainability. Made in Estonia, HUUM brings the authentic sauna experience to the world.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Specifications
Brand | HUUM |
SKU | H1012012 |
Model | HIVE Heat 12 LS |
Kilowatt Rating | 12 kW |
Primary Fuel | Wood |
Stone Capacity | 198 lbs (90kg) |
Weight | 123 lbs (56kg) |
Dimension (W x D x H) | 17.7" (450mm) x 19.3" (490mm) x 29.6" (750mm) |
Installation and Operational Manual | Hive Heat Stove IOM |
Warranty & Returns
Return Policy
Bathing Brands accepts returns of new, uninstalled items within 30 days of purchase. Contact us
promptly for a Return Authorization Number. For shipping damage, include photos and note if damage was
recorded upon delivery. Bathing Brands covers return shipping for damages or errors. For
change-of-mind returns, restocking fees are case-by-case, and customers cover shipping both ways. We
recommend insured shipping via the original method (Ground or LTL). Once returned, items are
inspected, and if damaged, you’ll be notified to file a claim with your shipper. Refunds are processed
after inspection. Custom or special-order items are non-returnable.
To request a return or refund, customers can use our contact form, email
(info@peakprimalwellness.com) , or phone
- (877) 689-4898. Once the product is inspected and confirmed to be in brand new condition, we will initiate the
refund, which typically takes 5-7 business days to post back to the original payment method. Refunds
can be applied via the customer’s preferred method, including card or bank transfer. Shipping
instructions and the return address will be provided upon contacting customer service. Please include
photos if the product arrives damaged.
Click here
to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
What is the difference between the HIVE Heat LS and the standard HIVE Heat?

The LS model features a firebox extension, allowing wood-loading from an adjacent room for added convenience.
What is the stone capacity of the HIVE Heat LS?

It holds up to 199 pounds of sauna stones for optimal heat retention and steam production.
How does the firebox extension work?

The extension allows you to load wood from outside the sauna, keeping the sauna cleaner and more accessible.
Does the stove require special maintenance?

Minimal maintenance is needed; regular cleaning of the ashtray and occasional inspection of components is recommended.
How long does it take to heat the sauna?

Heating time depends on the sauna size and wood used but is generally quick due to its efficient design.
How much wood does it consume?

The stove is designed for efficient wood usage, minimizing consumption while providing maximum heat.
What type of wood is recommended?

Dry, untreated hardwood is ideal for optimal performance and clean burning.