Steel boilers with a refractory coating with high alumina content. Hybrid combustion grill with two areas: the first part fixed and the second part moveable for flexible combustion that adapts to the different types of fuels introduced. Boilers designed for the burning of solid biomass with moisture content of up to 75% on a dry basis and especially suited for agricultural biomass with low moisture but a high level of ash.

Powers from 90 to 5,800 kW.