The Costanza Idro pellet stove from La Nordica Extraflame impresses with its simple, compact yet modern design that fits into any room. Costanza Idro can be connected to your central heating system so that the whole house can be heated. With a capacity of 17.1 kW, the Costanza Idro from La Nordica Extraflame quickly heats up your living space. With an efficiency of 91%, the pellet stove is highly efficient, resulting in low fuel consumption.