Henley Lincoln Eco-5kWThe Lincoln 5kW room heater stove combines contemporary stove design with a blend of traditional values. Now adapted for the eco line, its attractive look and excellent cast iron build quality makes this stove an excellent choice for any customer, available with or without a log store. Fuel Wood Burning Heat Output: 5. 0kW Efficiency: 78. 1% Energy Rating A Flue Size: 127mm Primary Airtake: Yes Secondary Airtake: Yes Advanced Airwash: Yes External Air