Description
Product information updated 2026-11-11
„Narvi Ultra Big“ – professional electric sauna heater, designed for large and intensively used saunas. Due to its high power and spacious stone chamber, this heater ensures stable heat distribution and soft, long-lasting steam even in large sauna spaces.
A sturdy construction and high-quality materials allow „Narvi Ultra Big“ to be used in commercial saunas, SPA centers, sports clubs or large private saunas. The large stone capacity allows more heat to be accumulated and creates a comfortable sauna climate even with intensive use.
The heater is characterized by a modern design, durability, and a construction adapted for professional use.
Specifications
| Model | Narvi Ultra Big | ||
| Power, kW | 18,0 | 24,0 | 30,0 |
| Sauna volume, m³ | 15 – 24 | 20 – 32 | 26 – 40 |
| Stone capacity, kg | 120 | ||
| Heater dimensions (W/H/D), mm | 860 / 680 / 490 | ||
| Weight, kg | 50 | ||
| Safe distance from sides, mm | 160 | 160 | 200 |
| Safe distance from front, mm | 200 | ||
| Safe distance above the heater, mm | 1400 | 1400 | 1500 |
| Safe distance from floor, mm | 68 | ||
| Power supply | 400 V 3N~ | ||
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