Meet the HUUM Hive Flow LS 9.8KW Wood-Burning Sauna Stove—a powerhouse built for serious sauna enthusiasts who crave luxury warmth without the fuss. With an extended firebox and smart heat management, it heats faster, uses wood more efficiently, and delivers a deeply soothing session every time.

• Output: 9.8 kW wood-burning stove designed for larger sauna spaces
• Firebox extension: Allows fueling from an adjacent room for easier access and cleaner sauna space
• Heat efficiency: Engineered to harness 75% of firewood heat for soft, consistent warmth
• Stone capacity: Holds up to 330 lbs of sauna stones (sold separately) for deep, even heat retention
• Furnace design: Patent-pending furnace construction delivers superior performance
• Standards & origin: Meets strict BImSchV standards for high efficiency and environmental compliance; Origin: Designed, engineered, and manufactured in Estonia for exceptional quality
• Warranty: Backed by a limited 5-year warranty (excluding elements)
• Loading convenience: Load firewood from outside the sauna to keep the space clean and organized
• Room size suitability: Ideal for sauna rooms ranging from 282 to 635 cubic feet
• Shipping & support: Free USA shipping; your stove will be packed and shipped within 1–3 business days and delivered in 5–10 business days

The Hive Flow LS isn’t just another wood stove. It minimizes heat loss and wood consumption while delivering a steady, natural warmth you can feel in your bones. The extended firebox design means you can fuel from an adjacent room, reducing mess and keeping your sauna experience uninterrupted. With 75% heat utilization, ample sauna stone capacity, and Estonia-level craftsmanship, you get fewer re-fuels, more evenly distributed heat, and sessions that feel downright indulgent.

Who this is for: home spa owners, cabin retreats, and small commercial studios that want a quieter, more efficient wood-fired experience without compromising on luxury. If you value a robust wood-burning heat source that’s easy to operate, easy to maintain, and built to last, the Hive Flow LS is a strong match. Practical tips: use the sauna stones to your advantage for gradual steam release, load from outside the room for a cleaner space, and pair with well-seasoned wood to maximize efficiency. The combination of soft, consistent heat and the crackle-and-aroma of real wood creates a traditional sauna vibe with modern, environmentally conscious performance.