Product Details
Elevate your wellness routine with our newly upgraded Indoor Sauna. Designed to comfortably accommodate four people, it features a bright, airy interior enhanced by a large picture window that invites natural light and creates a serene atmosphere. This sauna's compact dimensions allow it to seamlessly integrate into bathrooms, basements, or home gyms without compromising on comfort or style.
Crafted from premium materials, our redesigned sauna now features stronger hinges and a larger door for enhanced durability and ease of use. The sleek design enhances your home's aesthetic while promoting your overall well-being. Whether you're recovering post-workout or seeking a tranquil retreat after a long day, this indoor sauna offers the ultimate dry heat experience.
Built to Last & FSC® Certified
The Forest Stewardship Council® (FSC®) sets the global benchmark for responsible forest management. When you see the FSC® certification on our products, it means the wood was sourced from forests that are managed to the highest environmental and social standards—protecting biodiversity, respecting the rights of Indigenous communities, and ensuring long-term forest health.
Choosing FSC®-certified products is one way we’re helping customers invest in both wellness and sustainability.
True Scandinavian Sauna Experience
Enjoy the authentic heat of a traditional sauna, reaching up to 195°F in under an hour. Whether you prefer dry heat or steam, the Indoor offers a versatile sauna experience that promotes relaxation, improves circulation, and supports muscle recovery.
Easy DIY Assembly
Our saunas are designed with hassle-free assembly in mind—no sawing or cutting required. With pre-cut, interlocking panels, you can build your Indoor Sauna in just a few hours, even with basic DIY skills.
The Benefits of Heat Therapy
A daily sauna session can help:
✔️ Boost circulation and cardiovascular health
✔️ Soothe sore muscles and enhance recovery
✔️ Reduce stress and improve sleep
✔️ Detoxify through deep, purifying sweat
What’s Included:
- Indoor Sauna (4-Person)
- 6kW Harvia KIP heater (with the option to upgrade):
- 8kW Harvia KIP Wi-Fi
- 6kW Harvia Spirit Wi-Fi
- 8kW Harvia Spirit Wi-Fi
- 9kW Harvia Cilindro
- Sauna Rocks
- Wall-Mounted Back Rests
- Towel Peg
- Bulkhead Light
- Redwood Outdoors Doormat (available only with sauna purchase)
- Traditional Felt Sauna Hat (1)
Enhance Your Sauna Experience with These Upgrades:
- Flat Flooring Kit – Upgrade your sauna's base with a high-quality wood flooring kit, custom-fit for our indoor saunas.
- Sauna Starter Kit – Protect your Harvia KIP heater controls with this Thermowood-designed weatherproof box set.
- Harvia KIP Guard – Add a layer of safety to your Harvia KIP heater with this protective guard made from Thermowood.
- Harvia Spirit Safety Railing – Maintain a sleek, secure look with this railing designed for the Harvia Spirit heater.
- Harvia Cilindro Safety Railing – Reduce risk with a durable safety railing tailored to the Harvia Cilindro heater.
Want to learn more about the benefits of heat therapy? Read our guide on sauna wellness here.
For more details or to purchase, call 1-800-567-8036.
Product Diagram

Specifications
- Seating Capacity
- 4 people depending on the seating arrangement as well as the size and proximity of the bathers
- Wood Type
- Canadian Thermowood
- Exterior Dimensions
- 54 ¼” L x 72 ½” W x 79 ½” H
- Weight
- 800 lbs
- Accessories Included
- Backrest, sauna rocks, light fixture
- Door
- Tempered glass door included
- Electrical Requirements
- 120V for lighting and 240V for heater
- Light Fixture Dimensions
- 9" L x 9 ¼ W x 7" H
Packaging & Shipping Information
- Shipping Format
- Wooden crate
- Shipping Dimensions
- 83 ½” L x 42” W x 38 ½” H