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50.009 Ergebnisse für:

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  • Hand turning a thermostat knob to increase savings by decreasing energy consumption. Composite image between a hand photography and a 3D background.
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  • iStock
  • Electric meters in a row measuring power use. Electricity consumption concept. 3d illustration
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  • iStock
  • Green eco house environmental background in field for future residential building plot
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  • iStock
  • Green Power Plug House Shaped isolated on white background. 3D render
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  • iStock
  • glowing light bulb among many coins heap business concept
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  • iStock
  • Contemporary energy efficient isometric eco house cross section and room interiors infographic with icons, people and furnishings
  • 956436294
  • iStock
  • One hanging energy saving light bulb glowing different standing out from unlit incandescent bulbs with reflection on green background, leadership and different creative idea concept. 3D rendering.
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  • iStock
  • One hanging energy saving light bulb glowing different stand out from unlit incandescent bulbs with reflection on dark cyan background , leadership and different creative idea concept. 3D rendering.
  • 655449194
  • iStock
  • Man installing thermal roof insulation layer - using mineral wool panels. Attic renovation and insulation concept
  • 873936662
  • iStock
  • Hand turning a home thermostat knob to set temperature on energy saving mode. celcius units. Composite image between a photography and a 3D background.
  • 624547296
  • iStock
  • Grassy Light Bulb on Wooden Floor Against Green Wall with Copyspace 3D Illustration
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  • iStock
  • Energy saving bulb and incandescent bulb in perpetual motion over blue background
  • 520585178
  • iStock
  • Wooden house on green grass / Eco house
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  • iStock
  • Moderne Waschmaschine mit Ökolabel, das die Effizienzklasse A zeigt.
  • 868575814
  • iStock
  • Energy saving lamp and incandescent lamp and 'save energy' word on wooden background. Concept for saving energy. Concept for eco-friendly. Concept for global warming.
  • 536669192
  • iStock
  • Close Up Of Man Setting Economy Cycle On Dishwasher
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  • iStock
  • An 3d made metal switch on a white background
  • 636534260
  • iStock
  • Eco LED light bulb with solar panel and wind turbine. The concept of sustainable resources.
  • 668513316
  • iStock
  • Vector Icons - Adjust stroke weight - Expand to any size - Change to any colour
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  • iStock
  • House and energy efficiency concept. Energy saving and conservation.
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  • iStock
  • Shanghai urban landscape, landmarks and solar panels
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  • iStock
  • Hand holding light bulb against nature on green leaf with icons energy sources for renewable, sustainable development. Ecology concept. Elements of this image furnished by NASA.
  • 887088304
  • iStock
  • Top home remodeling trends infographic with house sections and icons: smart house, ecology and real estate concept
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  • iStock
  • Light bulbs with glowing on wooden table background. Idea, creativity and saving energy with light bulbs concept.
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  • iStock
  • Light bulb with the best performance class a+++ displayed on the European energy efficiency label
  • 578584200
  • iStock
  • The big tree growing between modern building on top of the earth
  • 669793300
  • iStock
  • Green energy efficient CFL light bulb. Ecological power saving metaphor. Flat style vector illustration.
  • 628401126
  • iStock
  • Energy efficiency rating graph on a desk with a wooden house model, calculator, folding ruler, drawing compass, pencil and a computer keyboard
  • 854354958
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  • Man holding magnifying glass and light bulb ,search of global show the world's consumption with icons energy sources for renewable, sustainable development. Ecology concept
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  • and holding a light bulb with sunset power concept
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  • iStock
  • Contractor and customer shaking hands close up, energy saving CFL lamps, solar panel and house draft project on background, top view
  • 499230324
  • iStock
  • Vector illustration, Each icon is easy to colorize and can be used at any size.
  • 625707922
  • iStock
  • Vector Icons - Adjust stroke weight - Expand to any size - Change to any colour
  • 831362856
  • iStock
  • Living room of luxury eco house, parquet floor and wooden roof trusses, panoramic window on autumn meadow, modern white and gray interior design
  • 884004978
  • iStock
  • Concept  of green energy innovation technology. 3D computer generated image.
  • 517994432
  • iStock
  • Hand holding LED Bulb with Lighting on blue sky background. Eco power concept.
  • 607653434
  • iStock
  • Energy saving light bulb , one glowing fluorescent lightbulb standing out from dead incandescent bulbs on green background , individuality and different creative idea concepts . 3D rendering.
  • 646417992
  • iStock
  • Business strategies for creative expression with a light bulb idea.
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  • iStock
  • Glowing Bulb On Among Bulbs Off
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