Photogram

solar panels solar energy solar panels energy power generation device solar solar solar energy solar panels solar panels solar panels solar panels solar panels

94

9

turbine water turbine propeller turbine hydropower turbine propeller blades electrical power hydroelectric power hydroelectricity hydropower underwater turbine water turbine hydropower hydropower hydropower hydropower hydropower

29

15

class efficiency energy energy efficiency to tag efficiency energy efficiency energy efficiency energy efficiency energy efficiency energy efficiency

12

3

solar panels solar energy solar panels energy power generation device solar solar solar solar energy solar energy solar energy solar panels solar panels solar panels solar panels solar panels

21

1

energy saving lamp light bulb energy-efficient lamp energy-saving lamp energy-efficient energy technology

3

2

insulation izolacja pur polyurethane foam pianka poliuretanowa ocieplanie poddasze warming insulation insulation insulation insulation insulation

17

2

energy saving energy label energy efficiency sustainable business industry sustainability energy environment environmental energy saving energy efficiency energy efficiency energy efficiency energy efficiency energy efficiency sustainability

8

2

sun electricity energy sunlight nature solar photovoltaic solar energy sustainable transparent icon

6

1

radiator temperature control heating system ventilation radiator radiator radiator radiator radiator heating system heating system heating system heating system heating system

18

7

solar panel solar energy solar renewable ecological electricity photovoltaic power sustainable technology environment alternative energy solar panel solar panel solar panel solar panel solar panel

27

3

energy efficiency energy label bars chart letters house drawing sustainable sustainability environment energy energy efficiency energy efficiency energy efficiency energy efficiency energy efficiency energy label

11

0

windmills nature energy wind turbine wind farm electricity power environment renewable sustainable efficiency sea

8

2