Tuli

About the Tuli Sauna

The Tuli is Northern Steam’s most popular sauna — designed for homeowners who want authentic Finnish performance paired with modern Minnesota craftsmanship. Hand-built in Cokato, MN, it blends clean architectural lines, rich cedar interiors, and powerful IKI stove options to deliver deep, consistent heat for 4–6 bathers. Built for Midwestern weather and crafted with heritage-level attention to detail, the Tuli is a true backyard wellness retreat that feels authentic the moment you step inside.

Standard Features (Included in Base Model)

• Dimensions: 8’ × 12’ with full steam room + front porch entry
• Roof: Black metal roofing
• Exterior: LP SmartSide vertical 8" O.C. siding
• Stove Options:
  • IKI Mini Wood Stove
  • IKI Pillar 9kW Electric Stove with WiFi controls
• Window: 4’ × 5’ single-pane tempered glass window
• Steam Room Door: Tinted bronze glass door
• Interior: STK cedar cladding with cedar benches
• Lighting (Wood Stove Models): Two dimmable can lights + 120V plug-in
• Lighting (Electric Models): Fully pre-wired for electrician hookup + WiFi controller
• Note: Base model does not include soffits or overhangs

Quick Specs Snapshot (At a Glance)

• Footprint: 8’×12’
• Structure: Wood-framed, insulated
• Interior Wood: STK cedar
• Exterior Siding: LP SmartSide
• Roof: Black metal
• Heat Source: Wood or electric
• Window: 4×5 tempered glass
• Porch: Small entry porch included
• Build Time: 1–2 weeks once started

Base Model Price

$25,000 + local tax & delivery

This includes all standard features listed above.

Delivery Information

Delivery costs vary depending on:

• Distance from Cokato, MN
• Property access
• Driveway or terrain constraints

More complex deliveries may require additional equipment or labor.
We provide a personalized delivery estimate before your project begins.

Available Upgrades

Customize your Tuli with premium upgrades and performance enhancements:

• 8” overhangs with stained cedar T&G soffits
• IKI Mini “Plus” rock cage (wood stove only)
• Clear cedar benching
• Douglas fir door with lock
• Larger steam room window
• Under-bench LED lighting (electric only)
• Vertical cedar accent walls
• Standing seam metal roof
• Extended porch (+6")
• Premium interior woods (Clear Cedar, Aspen, etc.)
• Vertical interior wood installation

If you have something in mind that isn’t listed, we can customize most aspects of the Tuli.

Site Prep Requirements

Your sauna will last longer and perform better with a solid, level base. Acceptable foundations include:

• 4–6” compacted Class 5 gravel pad (most popular & cost-effective)
• Concrete helical piers
• Concrete slab
• Paver patio

Key site prep notes:

• Base must be level and stable
• Access must allow a trailer or skid loader
• We can provide exact pad dimensions and guidance

Lead Times & Build Process

We aim to keep your timeline predictable and stress-free.

• Build time: 1–2 weeks once your sauna enters production
• Typical booking lead time: ~4 weeks (varies with season)
• Deposit: 50% deposit secures your build slot
• After deposit: You’ll receive a written confirmation, delivery estimate, and any final customization options

We communicate clearly throughout the process so you always know what’s next.

Why Choose Northern Steam

• Authentic Finnish-inspired design shaped by real sauna culture
• Handcrafted quality from a small team that builds each unit start-to-finish
• Fast turnaround times without sacrificing craftsmanship
• Premium materials selected for MN climate
• Fully customizable models — adjust layout, wood species, lighting, and more
• Honest pricing, clear communication, and no surprises

We don’t mass-produce. We craft saunas the right way.

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Ready to Get Your Tuli Sauna?

Your custom-built outdoor sauna is only a conversation away.
Send us your details and we’ll get you a fast, accurate quote — no pressure, no obligations.