Designed to be more efficient than ever, the Kent Calisto Medium Freestanding Wood Heater combines technology with modern design. With coverage of up to 300 square meters, the slow combustion Kent Calisto wood heater is the perfect choice for medium to large sized spaces for all family homes. This efficient and environmentally friendly indoor wood heater is one of the cleanest burning heaters on the market, burning cleaner than the national standard for emissions of 1.5g/kg. This Kent Calisto Medium Freestanding wood heater gives you a clean burning, efficient method of keeping your home warm and comes with a 10-year firebox warranty making it the ideal choice for those cold Winter nights.