Duo Outdoor Sauna - 2 Person w/ Harvia Spirit Wi-Fi 8kW Heater

Designed for urban living, the Duo Sauna is our most compact outdoor model, perfect for small spaces or couples seeking an intimate retreat. Its modern, minimalist design pairs with easy DIY assembly, making it simple to create a personal wellness oasis right in your backyard.

Built to Last with Thermowood
Crafted from premium hemlock thermowood, this sauna is engineered for durability and longevity. Thermal modification enhances the wood’s stability, insulating properties, and resistance to rot and fungi—ensuring your sauna withstands the elements with minimal maintenance. Free from resin and naturally weather-resistant, thermowood is the ultimate material for a sauna that lasts a lifetime.

True Scandinavian Sauna Experience
Enjoy the authentic warmth of a traditional sauna, reaching your ideal temperature in a timely manner. Whether you prefer dry heat or steam, the Duo Sauna offers a versatile experience that promotes relaxation, improves circulation, and supports muscle recovery.

Easy DIY Assembly
Our saunas are designed for hassle-free assembly—no sawing or cutting required. With pre-cut, interlocking panels, you can build your Duo Sauna in just a few hours, even with basic DIY skills.

Seamless Wi-Fi Control

This wall-mounted, 8kW heater features an intuitive touchscreen control pad that mounts outside your sauna, allowing you to effortlessly control your sauna's temperature and settings. With built-in Wi-Fi, you can adjust your sauna environment remotely using the MyHarvia app on your smartphone, making it easy to create your ideal heat before you even step inside. Crafted in Finland.

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