ilmalämpöpumppu (Finnish) comes from Finnish lämpöpumppu, from Finnish pumppu, from Swedish pump, from German Pumpe, from Middle Low German pumpe, from Middle Dutch pompe — device for raising water, pump; pipe, water...
ilmalämpöpumppu (Finnish): air source heat pump
Definitions
air source heat pump
Ancestry of “ilmalämpöpumppu”, step by step
ilmalämpöpumppu traces back through two separate lines of ancestry.