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Finnleo · indoor
NorthStar Indoor Sauna NSI-56
Modular 3-person traditional indoor sauna with 240V Designer-SL2 heater.
Capacity
3 person
Voltage
240V / 30 Amp
Use Type
Indoor Only
Material
Nordic White Spruce
Heater Type
Electric
Description ▾
Provides plenty of space to stretch out. Simple interlocking panel design makes it easy to set up without professional carpenters.
Standard Premium Features ▾
- Premium Grade A structural timber (moisture & warp resistant)
- Dual-layer insulated framing panels to trap core heat down to -40°F
- Safety-tempered glass window panes and heavy-duty hinges
- Comfort-contoured hemlock/cedar benches (stay cool to the touch)
- High-durability moisture barrier base protection flooring
Alaska Support & Warranty ▾
- Heater Element: 5-Year Limited Manufacturer Warranty
- Woodwork Cabin: 1-Year Structural Elements Protection
- Anchorage Showroom Support: Live, local assistance for troubleshooting and installation questions
Technical Specifications
| Brand | Finnleo |
| Category | indoor |
| Capacity | 3 person |
| Heater | Electric |
| Voltage | 240V / 30 Amp |
| Timber Material | Nordic White Spruce |
| Alaska Ready | Yes (Thermal Core Insulated) |
| Reference SKU | ASC-FIN-NSI56 |
Performance Lab
Alaskan Thermal Calculator
Calculate how long it takes your sauna to reach target heat (185°F) in winter.
Estimated Pre-heat Duration
37mins
Targeting 185°F core tempEnergy Efficiency
High (Insulated)
Estimated heat-loss: -35%Status check: Perfect pairing. Your heater will easily maintain extreme sauna temperatures.
Pricing Inquiry
Request a customized quote.
Sauna prices vary based on final interior options, custom benching, heating elements, and shipping within Alaska. We will provide a complete transparent quote with freight estimate in 1 business day.
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