Harvia Saunum AIR 5 Sauna Heater Black - 4745090017830
Saunum’s patented air blending system improves the sauna experience by mixing heat and steam from the ceiling with cooler, oxygenated air from the floor, balancing temperatures by over 60% and creating a more comfortable, breathable environment. This reduces the extreme temperature disparities often found in , where the ceiling can exceed 200°F while the floor remains under 100°F. Saunum’s climate equalizing system ensures a consistent and softer air quality, enhancing your sauna session for longer and more intense sweating. The system also enriches the air with Himalayan salt ions, offering decongestant and antimicrobial benefits, and provides aromatherapy options for a relaxing experience. With six customizable sauna styles—Russian Banya, Finnish Sauna, Estonian Sauna, Yoga Sauna, Salt Sauna, and Aroma Sauna—Saunum lets you adjust airflow, temperature, and steam to suit your preferences for a truly personalized sauna experience.
What our Experts Think
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Advanced climate-balanced heating – The Saunum AIR 5 Black (4745090017830) is a premium electric sauna heater with integrated air-mixing technology, designed to eliminate hot/cold layering in the sauna for a fully even climate.
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Comfort-focused heat distribution – Its patented system mixes hot ceiling air with cooler floor air, creating a smoother, more breathable sauna experience and reducing temperature extremes.
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Ideal for small sauna rooms – Best suited for compact sauna spaces (~3–6 m³ / 106–212 ft³) while still delivering strong, stable performance.
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Soft, luxury steam quality – A large stone capacity (around 110–154 lbs depending on setup) ensures long-lasting, gentle löyly instead of harsh heat bursts.
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Built-in wellness enhancement – Includes a Himalayan salt reservoir system, designed to release mineral ions into the air for a spa-like sauna experience.
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Extended comfort sessions – Experts highlight that improved airflow balance allows users to stay in the sauna longer with more consistent comfort from floor to ceiling.
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Modern Scandinavian engineering – Sleek black stainless-steel construction with smart control compatibility makes it ideal for premium residential sauna installations.
Q&A
Q: What is the Saunum Air 5 used for?
A: It is a 4.8kW electric sauna heater with a built-in climate equalizer, designed to heat the sauna while balancing airflow for more even temperature distribution.
Q: What makes it different from a standard sauna heater?
A: It uses a patented air-mixing system that blends hot air from the ceiling with cooler air from the floor, reducing temperature imbalance and improving comfort.
Q: What sauna size is it suitable for?
A: Ideal for small sauna rooms, typically around 3–5 m³ (106–177 ft³).
Q: Does it include sauna stones?
A: No, sauna stones are required separately, with a large capacity of about 110–154 lbs depending on configuration.
Q: What are the key wellness features?
A: It includes a Himalayan salt system that disperses salt ions into the air and optional aromatherapy support for enhanced relaxation.
Q: What type of sauna experience does it deliver?
A: A more balanced, breathable sauna environment with softer heat, reduced hot/cold zones, and smoother steam distribution.
Q: Is it suitable for home use?
A: Yes, it is designed for residential sauna installations with 240V single-phase power and wall-mounted setup.
Q: What is the main benefit?
A: A noticeably more comfortable sauna experience with even heat from floor to ceiling and improved air quality during sessions.
Maintenance Tips
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Disconnect power before any maintenance to ensure safe cleaning and inspection.
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Clean exterior regularly with a soft damp cloth to maintain finish and airflow efficiency.
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Keep air intake and outlet vents clear for proper climate equalization performance.
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Inspect sauna stones every 2–3 months and replace cracked or crumbling stones.
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Do not overpack stones to avoid restricting airflow and overheating the unit.
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Check salt sphere compartment (if installed) and replace worn salt annually for consistent air quality.
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Ensure internal fan vents remain dust-free to maintain proper air mixing system function.
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Avoid water spray into vents or electrical areas to prevent internal damage.
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Restack stones at least once a year to maintain heating efficiency and reduce overheating risk.
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Schedule annual professional inspection for electrical safety and system performance.
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