VEVOR Electric sauna heater 9 kW dry 380 V-415 V with internal controller sauna stainless steel household bath shower spa sauna heating working range 9-13 m³ stone not included : Amazon.nl: DIY & Tools
Amazon.com: Sauna Heater, 3KW 110V Internal Control Temperature Adjustable Stainless Steel Electric Sauna Stove, High Heating Efficiency Wet and Dry Sauna Heater for Family, Hotel, Spa, Shower : Patio, Lawn & Garden