Is it possible to create a pellet stove that meets the highest environmental standards, yet also meets consumer demands for convenient operation? The answer is yes, and the answer is the drolet eco-55. World class engineering. The eco-55 is made of top-rated canadian steel, ceramic glass imported from germany, and numerous other domestic quality materials to make this product the best in its field. Ease of use and maintenance. With the eco-55 stove, nothing is complicated. It has an intuitive electronic control and easy-to-use thermostatic control. Cleaning is a breeze, with access to components that are removable without tools. Even its installation is easy. Comfort without effort Unparalleled autonomy. Just load it up and let it go. With its 60 lb (27 kg) hopper, the eco-55 gives you up to 51 hours of hassle-free heat. (with the optional hopper extension, that time climbs to 120 hours ). Field-tested in some of the harshest climates in north america, the eco-55 is a proven performer – for wherever you live.This appliance is officially tested and certified by an independent agency Values are as measured per csa b415.1-10, except for the recommended heating area, hopper capacity, maximum burn time and maximum heat input rate Results may vary depending on pellet quality, density, length, and diameter Grades of pellet fuel are determined by organizations such as pellet fuels institute (pfi), enplus and canplus Based on the maximum burn-rate and a dry energy value of pellet at 8,600 btu lb As measured per csa b415.1-10 stack loss method Efficiency based on radiated and delivered heat when allowing cycling from high to low burn to simulate thermostat demand Higher heating value of the fuel Lower heating value of the fuel Performances based on a fuel load prescribed by the standard at 7 lb ft³ and with a moisture content between 19% and 25% Optimum overall efficiency at a specific burn rate (lhv) Carbon monoxyde Unless stated otherwise, measures were taken directly at the main power source and include all electrical