In the rich tradition of authentic Finnish saunas, the wall-mounted KIP45W sauna heater generates a satisfying, penetrating heat. The 4.5-kilowatt KIP45W includes professional-grade stainless-steel heating elements and stainless-steel components. The unit is designed so that the sauna rocks are in direct contact with the heating elements for improved efficiency. The KIP45W sauna oven features triple-wall construction for greater safety and lower surface temperatures. Its exceptionally large rock capacity provides optimal heat storage. When you buy a sauna, quality and value are important. Harvia sauna heaters are engineered to provide years of safe, reliable, and efficient operation. The KIP45W electric sauna stove creates a traditional sauna experience by blanketing the room with intense heat. Harvia KIP Series heaters are perfect for any home sauna kit. Requiredcontrol and sauna stones 50 lbs (1 box) sold separately.