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  • A modern indoor sauna with a bright roomy interior. Compact dimensions that can fit great in a bathroom, basement, or home gym. Reward yourself with a dry sauna session after a long day.
  • 3D product model
  • A modern indoor sauna with a bright roomy interior. Compact dimensions that can fit great in a bathroom, basement, or home gym. Reward yourself with a dry sauna session after a long day.
  • A modern indoor sauna with a bright roomy interior. Compact dimensions that can fit great in a bathroom, basement, or home gym. Reward yourself with a dry sauna session after a long day.
  • A modern indoor sauna with a bright roomy interior. Compact dimensions that can fit great in a bathroom, basement, or home gym. Reward yourself with a dry sauna session after a long day.
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Indoor Sauna - 4 Person

$ 5,299
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Availability: Delivers in 6 weeks or less. Call Now!

Featuring a bright, airy design and a large picture window, this newly upgraded indoor sauna fits perfectly in bathrooms, basements, or home gyms, offering flexibility without compromising comfort or style.

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Pay Over Time With Affirm

Finance your dream sauna with interest rates as low as 0% APR for 24 months. Learn More

FSC® Certified

You’re not just purchasing a sauna–you’re choosing a product that aligns with your values.

Heritage & Expertise

Inspired by Finnish sauna traditions, designed for modern wellness.

Seamless Shopping Experience

Effortless online ordering, backed by knowledgeable support from purchase to delivery.

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 KitProtect 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 RailingMaintain 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
Our wooden saunas are backed by a 1-year limited warranty. For Harvia sauna heaters, we offer a 1-year warranty on heating elements and a 5-year limited warranty on other components for residential use. For full details and terms of our product warranties, please visit: https://www.redwoodoutdoors.com/warranty

Assembly

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Have More Questions?

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