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Huum Sauna Heaters

HUUM sauna heaters combine modern Nordic engineering with generous stone capacity to produce gentle, long-lasting steam for an authentic sauna experience. Whether you prefer the clean convenience of an electric model or the character of a wood-burning unit, the HUUM range covers a heater sized and styled for your space.

How HUUM Sauna Heaters Deliver Authentic, Stone-Rich Steam

HUUM sauna heaters are built around the stone. Every series — from the sculptural Drop to the wall-mounted Steel — is designed to hold as much stone mass as possible, because stone is what produces soft, lasting löyly rather than sharp, dry heat. The result is a range of heaters that perform as distinctively as they look, shaped by Nordic design principles and a commitment to making well-engineered products from responsibly sourced materials.

The design is as functional as it is distinctive. Instead of concealing the sauna stones behind a solid metal enclosure, HUUM's electric heaters place them at the centre of the design. The exposed stone surface improves steam production and gives each heater its characteristic appearance.

Whether you are fitting out a compact indoor sauna or building a larger outdoor cabin, the HUUM range covers the room size, installation type, and aesthetic you are working with.

 

Electric vs Wood-Burning HUUM Sauna Heaters

Choosing between an electric and a wood-burning HUUM heater comes down to your installation setup and the kind of sauna ritual you prefer:

Electric HUUM Heaters

Electric sauna heaters connect to a dedicated controller that manages temperature, operating time, and heating schedules. Many models also support remote operation via a mobile app, so you can preheat the sauna.

Because they run on electricity rather than firewood, electric heaters eliminate the need for fuel storage, ash removal, and chimney maintenance.

Wood-Burning HUUM Heaters

Wood-burning sauna heaters provide the traditional sauna experience many enthusiasts prefer. The combination of a live fire, the sound of crackling wood, and steady radiant heat creates a distinctive atmosphere that has defined sauna bathing for generations. These heaters suit outdoor saunas, garden sauna cabins, and other settings where a chimney or flue can be installed. While they require more hands-on operation than electric models, many sauna owners consider that involvement part of the appeal.

 

HUUM Series Guide

Drop

The HUUM Drop takes its shape from a water droplet and ranks as one of the more visually distinctive heaters in the range. It is a wall-mounted electric model with a high stone capacity, suited to any modern, minimalist, space-saving sauna.

Hive

The HUUM Hive uses a unique beehive-inspired, hexagonal structure to maximise the surface area in contact with the stones. This improves heat transfer, air-flow and overall output. It is available as an electric model and a wood-burning stove, making it the most versatile series in the range.

Hive Mini

The Hive Mini brings the same stone-loaded design and distinctive look of the full Hive into a more compact footprint. It suits smaller home saunas, cabin installs, and tighter indoor saunas where the full-size Hive would be too large.

Cliff

The HUUM Cliff is a wall-mounted electric heater with a prominent stone load and a clean vertical profile. It best for small-to-medium sized sauna with limited space. The sauna heater holds up to 165+ lbs of stones for soft, long-lasting loyly.

Cliff Mini

The Cliff Mini is the compact version of the Cliff — wall-mounted, lower output, and built for smaller sauna rooms where a reduced footprint is the priority without sacrificing stone capacity.

Steel

The Steel is a wall-mounted electric heater with an integrated air tunnel that cuts warm-up times by 25% and extends the life of the heating elements. Its slim stainless steel profile works well in modern sauna interiors and suits standard to larger home builds.

Steel Mini

The Steel Mini shares the Steel's air tunnel design and stainless steel finish in a more compact body. It suits rooms between 3 m³ and 5 m³ and holds 60 kg of sauna stones — more than most heaters in its size class.

Core

The HUUM Core is a freestanding electric heater with a distinctive cylindrical form and optional wood panel finishes in aspen, thermo-aspen, and alder. It suits sauna rooms where the heater is meant to be a centrepiece rather than a background element.

Core Wall

The Core Wall brings the Core's design language to a wall-mounted format, available in standard, Mini, Combi, and Mini Combi configurations. The Combi variants add steam generation to the heating function, making them a practical choice for combination sauna- and-steam-room builds.

Hive Wood

The Hive Wood is HUUM's traditional wood-burning stove, built for outdoor saunas, garden sauna cabins, and any setting where a chimney or flue can be installed. It produces the steady radiant heat and atmosphere that define the authentic traditional sauna experience.

Hive Flow

The Hive Flow is HUUM's newest wood-burning stove, designed for through-the-wall installation, with the firebox outside the sauna and the heat chamber inside. It suits buildings where keeping the fire separate from the sauna room is a priority.

 

Ready to Find Your HUUM Heater?

The HUUM range covers a wide range of room sizes, installation types, and heating preferences. Whether you are building a compact indoor sauna or a larger outdoor cabin, there is a model sized and styled for your space. Browse the full HUUM collection at Heracles Wellness, or get in touch with our team and we will help you match the right heater to your specific build.

Frequently Asked Questions

What sizes are available?
HUUM electric heaters span a range of kilowatt ratings, from around 3.5 kW for small personal saunas up to larger outputs suited to commercial builds. Check individual product pages on our HUUM sauna heater collection for current specifications.
Do HUUM heaters require a specific controller?
Electric HUUM models are designed to pair with a compatible UKU sauna controller that manages temperature and timer settings. The controller is sold separately and specified by heater model. It is available with Wi-Fi for remote preheat via the HUUM app, or as a standard wall panel if you prefer direct control.
Are HUUM heaters suitable for outdoor saunas?
Both electric and wood-burning models can be configured for outdoor use, though installation requirements differ. Wood-burning units are particularly common in outdoor and barrel sauna builds where a flue can be fitted.
How much stone capacity do HUUM heaters hold?
Stone capacity varies by model. As a reference, HUUM's own guidance suggests a minimum of 50 kg of stones for soft, gentle steam. Models like the Hive and Drop hold significantly more than that. The Steel Mini holds 60 kg despite its compact footprint. Check individual product pages for model-specific stone capacity figures.
Do all HUUM heaters come with a warranty?
Every HUUM heater sold through Heracles Wellness comes with the full original manufacturer's guarantee. Warranty validity requires installation by a qualified electrician in line with the HUUM installation manual and use of compatible sauna stones.

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