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Carbon Smart Saunas - 4' x 4' x 8' - by Cambium

Sale price $5,747.40

Shipping calculated at checkout

Wood type: Thermo Poplar
Accessory Packages: No Accessories
Heater: No Heater

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Financing

Finance Your Next Sauna with Bread Pay®

We have teamed up with Bread Pay® to offer easy financing - without a catch. There are no origination fees or prepayment penalties. Provide some basic information and get a real time decision to split your purchase into 12, 24, or 36 monthly payments* or even break up your purchase between a credit card and financing. Apply for Bread Pay® financing online today!

Financing Chart

*Minimum purchase of $50.00 is required. Availability of terms may vary based on purchase price, product, and state of residence. Down payment may be required. Subject to approval of credit application. Rates range from 0% to 34.99% APR, resulting in, for example 24 monthly payments of $51.87 at 21.99% APR, per $1,000.00 borrowed. APRs will vary depending on credit qualifications, loan amount, and term. Bread Pay® loans are made by Comenity Capital Bank, a Bread Financial® company.

HSA / FSA Funds

 

HSA/FSA Funds

Exciting news - we’ve partnered with TrueMed to allow you to use your Health Savings Account (HSA) or Flexible Spending Account (FSA) at Nordica This means you can buy our products with pre-tax dollars, resulting in net savings of 30-40%. 

TrueMed is on a mission to make healthy options more affordable. You can learn more about them here.

Since saunas, ice bath tubs, and other wellness products are now considered to be very beneficial tools for one's mental and physical health, FSA and HSA cards are now being accepted as health and medical expenses. 

HSAs and FSAs were created for you to spend tax-advantaged dollars on products and services that can treat or prevent medical conditions and TrueMed is making it easy to do just that.

 

Carbon Smart Saunas - 4' x 4' x 8' - by Cambium


Transform your home into a wellness retreat with the Carbon Smart™ by Cambium Indoor Sauna Room Kit. This complete sauna package includes everything you need to build an authentic sauna experience, whether you're a DIY enthusiast or a professional contractor.

Complete Sauna Kit - Ready for Your Space

Our Carbon Smart™ indoor sauna kit arrives with all interior components precisely cut and tailored to your room dimensions. Simply provide the framing, insulation, electrical wiring, and exterior wall covering—we supply the rest. Building your dream sauna has never been easier or more affordable.

Premium Thermo Poplar Wood

Carbon Smart™ by Cambium saunas are crafted exclusively with Thermo Poplar, a sustainably sourced and thermally modified wood that delivers exceptional performance and a beautiful aesthetic for your sauna interior.

Thermo Poplar

A thermally modified wood treated at approximately 374°F for optimal indoor sauna use. This medium modification delivers enhanced dimensional stability, improved resistance to humidity and temperature fluctuations, and a warm, rich tone—all achieved through a chemical-free process. Ideal for creating a naturally beautiful, long-lasting sauna environment. As part of the Carbon Smart™ by Cambium line, this wood is responsibly sourced to support carbon-smart forestry practices.

Customizable Bench Configurations

Choose the bench layout that best fits your space and needs from our selection of configurations shown in the product images. Each configuration is designed to maximize comfort and optimize your sauna experience.

What's Included in Your Carbon Smart™ Sauna Kit:

  • Foil vapor barrier for proper moisture protection
  • Ergonomic backrests for comfortable relaxation
  • 1×4 tongue & groove boards (walls & ceiling) in Thermo Poplar
  • Clear 1×4 bench boards with supports (20″ deep) in Thermo Poplar—custom-built to your chosen configuration
  • Corner moldings for walls, ceiling, and baseboards (Thermo Poplar)
  • All-glass sauna door with wood handles and trim
    • Frame: 27.2″ × 78.7″ (690 × 2000 mm)
    • Glass: 24.4″ × 77.3″ (620 × 1963 mm)
    • Frame thickness: 1.65″ × 3.6″ (42 × 92 mm)
    • Rough opening required: 28″ × 80″
  • Duckboard flooring for walk area (Thermo Poplar)
  • Upper and lower vent grills for proper air circulation
  • Traditional sauna bucket with liner and ladle
  • Sauna thermometer for temperature monitoring
  • Comfortable headrest
  • Marine-grade, wall-mount, vapor-proof sauna light
  • Detailed installation instructions for easy assembly

Important Installation Notes:

  • Recommended ceiling height is 8 feet per manufacturer safety and clearance guidelines. For custom ceiling heights, please contact our support team.

Perfect for Home or Commercial Use

Whether you're building a personal wellness sanctuary or outfitting a spa or gym, our Carbon Smart™ DIY sauna kits deliver professional-quality materials at competitive prices.

Expert Support Available

Contact your Carbon Smart™ by Cambium Specialist today for personalized guidance in creating the perfect sauna room for you and your family.

Note: Your sauna shipment will include an all-glass door, though some photos may display a glass wall for reference. Backrests are shipped flat; if you'd like an angled backrest, additional spacers can be easily created on-site to achieve your desired pitch.

Note: Wall boards run in the standard horizontal direction unless room width exceeds 8 ft; in such cases, an interior seam will be added where two boards meet to span the width.

Sauna Heater Comparison Chart

Feature Harvia KIP45B 4.5KW Harvia KIP45W 4.5KW HUUM Cliff Mini 3.5KW
Product Image Harvia KIP45B Sauna Heater Harvia KIP45W Sauna Heater HUUM Cliff Mini Sauna Heater
Power Output 4.5 KW 4.5 KW 3.5 KW
Cubic Feet Coverage 176 - 353 cu ft 176 - 353 cu ft 106 - 247 cu ft
Control Type Built-in Control WiFi Control WiFi Control
WiFi Connectivity ❌ No ✅ Yes ✅ Yes
Heater Stones Included ✅ Yes ✅ Yes ✅ Yes
Railing Included ❌ No ❌ No ✅ Yes
Brand Harvia Harvia HUUM
Model KIP45B KIP45W Cliff Mini
Remote Control Manual only App-based via WiFi App-based via WiFi

Harvia KIP45B 4.5KW

Harvia KIP45B Sauna Heater
Power Output
4.5 KW
Cubic Feet Coverage
176 - 353 cu ft
Control Type
Built-in Control
WiFi Connectivity
❌ No
Heater Stones Included
✅ Yes
Railing Included
❌ No
Brand
Harvia
Model
KIP45B
Remote Control
Manual only

Harvia KIP45W 4.5KW

Harvia KIP45W Sauna Heater
Power Output
4.5 KW
Cubic Feet Coverage
176 - 353 cu ft
Control Type
WiFi Control
WiFi Connectivity
✅ Yes
Heater Stones Included
✅ Yes
Railing Included
❌ No
Brand
Harvia
Model
KIP45W
Remote Control
App-based via WiFi

HUUM Cliff Mini 3.5KW

HUUM Cliff Mini Sauna Heater
Power Output
3.5 KW
Cubic Feet Coverage
106 - 247 cu ft
Control Type
WiFi Control
WiFi Connectivity
✅ Yes
Heater Stones Included
✅ Yes
Railing Included
✅ Yes
Brand
HUUM
Model
Cliff Mini
Remote Control
App-based via WiFi

Key Differences

Power & Heating Capacity:

  • Harvia models: 4.5 KW (suitable for 176-353 cubic feet)
  • HUUM Cliff Mini: 3.5 KW (suitable for 106-247 cubic feet)

Control & Connectivity:

  • KIP45B: Basic built-in control panel (no remote features)
  • KIP45W & Cliff Mini: WiFi-enabled for smartphone control and scheduling

Design & Accessories:

  • HUUM Cliff Mini is the only model that includes a protective railing
  • All models come with heater stones included

FINANCING AVAILABLE

Clear, transparent terms. Fair rates. No prepayment penalties.

Get Your Rate

PAY OVER TIME

We provide easy and affordable financing through our partner Bread® so you can pay for your purchase over time.

Affordable Monthly Plans

Affordable Monthly Plans

Buy now and pay for your purchase over time at competitive rates.

No prepayment penalties

No prepayment penalties

Pay for your purchase with monthly payments and prepay at any time without penalty.

Easy Application

Easy Application

Get a decision in seconds with no obligation to buy. Checking your rate won't affect your credit score. Your data is safe and encrypted.

It’s Easy

Step 1

Add to Cart

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Step 2

Checkout with Bread®

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Step 3

Receive Your Sauna

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Step 4

Pay Over Time