For Airbnb hosts, a sauna can shift your listing from “nice” to “booked,” especially when guests want a standout experience on-site. Capacity options help match your typical guest count, whether it’s couples, families, or small groups. Traditional löyly adds authenticity guests recognize, making the amenity feel real rather than novelty. Fresh-air ventilation and breathable log structure support comfortable, repeat use through tight turnover weekends and colder months.