One and two dwelling building: Total use of firewood/wood chips/pellets for heating and hot water in one- and two-dwelling buildings heated exclusively or partly with firewood/wood chips/pellets, by existing type of heating system
Description
One and two dwelling building: Total use of firewood/wood chips/pellets for heating and hot water in one- and two-dwelling buildings heated exclusively or partly with firewood/wood chips/pellets, by existing type of heating system