Description
Product information updated 2026-08-31
Aito AK-57K – a taller heat-retaining sauna heater, designed for a larger quantity of stones and even longer heat retention. Due to its increased construction, it ensures even more stable steam and a longer sauna session.
This model is especially suitable for more intensive use – both at home and in commercial saunas, where durability and consistent results are important.
Specifications
| Model | AK-57 K |
| Sauna volume, m³ | 11 – 25 |
| Stone capacity, kg | 140 |
| Diameter, mm | 570 |
| Height, mm | 1380 |
| Weight (without stones), kg | 255 |
| Minimum sauna height, mm | 1200 |
| Chimney diameter, mm | 150 |
| Safe distance from front, mm | 1000 |
| Safe distance from side / back, mm | 500 |
| Safe distance from top, mm | 1200 |
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