1449 results for: energy efficient

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A sleek electric heater stands on a wooden desk next to a computer monitor. The heater features a

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A sleek electric heater stands on a wooden desk ne...

Construction workers insulate a house facade

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Construction workers insulate a house facade

Gas meter in a cellar in Wuppertal, Germany, digitally reworked

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Gas meter in a cellar in Wuppertal, Germany, digit...

RWE coal-fired power plant Eemshavencentrale, in the seaport of Eemshaven, operator RWE Power, wind

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RWE coal-fired power plant Eemshavencentrale, in t...

A modern electric heater is positioned on a wooden desk next to a computer monitor. The warm glow

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A modern electric heater is positioned on a wooden...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, patrols a residential neighborhood,

BRK25L74_074

Las Vegas, Nevada - Devyn Choltko, a water waste i...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, patrols a residential neighborhood

BRK25L74_079

Las Vegas, Nevada - Devyn Choltko, a water waste i...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, patrols a residential neighborhood,

BRK25L74_075

Las Vegas, Nevada - Devyn Choltko, a water waste i...

Residential building with photovoltaic modules on the façade and roof, North Rhine-Westphalia,

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Residential building with photovoltaic modules on ...

A pile of old white window frames with glass is lying on a sidewalk in Wuppertal, Germany

BRK25L57_152

A pile of old white window frames with glass is ly...

Senior gardener using a tablet to monitor and manage a smart home garden, planning tasks and

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Senior gardener using a tablet to monitor and mana...

A façade is being renovated with insulation boards and new windows, Wuppertal, Germany

BRK25L57_151

A façade is being renovated with insulation boards...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, patrols a residential neighborhood

BRK25L74_073

Las Vegas, Nevada - Devyn Choltko, a water waste i...

Las Vegas, Nevada - Water waste investigators patrol residential neighborhoods, issuing tickets for

BRK25L74_078

Las Vegas, Nevada - Water waste investigators patr...

Las Vegas, Nevada - The Las Vegas Valley Water District has cut usage of scarce Colorado River

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Las Vegas, Nevada - The Las Vegas Valley Water Dis...

Las Vegas, Nevada - The Las Vegas Valley Water District has cut usage of scarce Colorado River

BRK25L74_077

Las Vegas, Nevada - The Las Vegas Valley Water Dis...

Residential building with photovoltaic modules on the façade North Rhine-Westphalia, Germany

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Residential building with photovoltaic modules on ...

Stadtwerke Düsseldorf district heating storage plant, at the Lausward CHP plant, with a volume of

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Stadtwerke Düsseldorf district heating storage pla...

Residential building with photovoltaic modules on the balcony, balcony power plant, North

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Residential building with photovoltaic modules on ...

Balcony power station on a detached house

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Balcony power station on a detached house

Stadtwerke Düsseldorf district heating storage plant, at the Lausward CHP plant, with a volume of

BRK25L72_281

Stadtwerke Düsseldorf district heating storage pla...

Residential building with photovoltaic modules on the balcony, balcony power plant, North

BRK25L88_364

Residential building with photovoltaic modules on ...

A pile of old white window frames with glass is lying on a sidewalk in Wuppertal, Germany

BRK25L57_150

A pile of old white window frames with glass is ly...

A man sits at a round wooden table in a modern kitchen, focused on his e-book. Sunlight filters

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A man sits at a round wooden table in a modern kit...

Residential building with photovoltaic modules on the façade North Rhine-Westphalia, Germany

BRK25L88_363

Residential building with photovoltaic modules on ...

Person is refueling a red car at a gas station, holding a fuel pump nozzle with a protective

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Person is refueling a red car at a gas station, ho...

Residential building with photovoltaic modules on the façade and roof, North Rhine-Westphalia,

BRK25L88_362

Residential building with photovoltaic modules on ...

A black heat pump in a front garden, graph with energy efficiency classes for buildings according

BRK25L57_149

A black heat pump in a front garden, graph with en...

Woman in a casual plaid jacket holding a fuel pump nozzle, refueling her red car at a gas station,

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Woman in a casual plaid jacket holding a fuel pump...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, talks to a resident about water use

BRK25L74_080

Las Vegas, Nevada - Devyn Choltko, a water waste i...

An air heat pump in the front yard of a renovated single-family house, graphic with energy

BRK25L57_147

An air heat pump in the front yard of a renovated ...

Gravestone, grave, graves, black and white, infrared image, Hoppenlauf cemetery, oldest preserved

BRK25L74_490

Gravestone, grave, graves, black and white, infrar...

LED lights, evening mood at Cologne Cathedral, Hohenzollern Bridge, Cologne, North

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LED lights, evening mood at Cologne Cathedral, Hoh...

Stadtwerke Düsseldorf district heating storage plant, at the Lausward CHP plant, with a volume of

BRK25L21_386

Stadtwerke Düsseldorf district heating storage pla...

Las Vegas, Nevada - Devyn Choltko, a water waste investigator, patrols a residential neighborhood,

BRK25L24_494

Las Vegas, Nevada - Devyn Choltko, a water waste i...

Engineer in hard hat and safety vest inspecting rooftop solar panels with a multimeter, monitoring

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Engineer in hard hat and safety vest inspecting ro...

Male engineer inspecting and maintaining solar panel installation on a factory rooftop, capturing

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Male engineer inspecting and maintaining solar pan...

Stadtwerke Düsseldorf district heating storage plant, at the Lausward CHP plant, with a volume of

BRK25L21_387

Stadtwerke Düsseldorf district heating storage pla...

Technician working on a large solar panel installation, reviewing data on a clipboard while walking

BRK25L15_153

Technician working on a large solar panel installa...

Three engineers wearing safety helmets and vests performing an inspection of a large rooftop solar

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Three engineers wearing safety helmets and vests p...

Iqony district heating pipes in Herne, U-shaped expansion bend for length compensation through

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Iqony district heating pipes in Herne, U-shaped ex...

A smartphone is plugged into a wall outlet, showcasing cables in orange and white. This setup

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A smartphone is plugged into a wall outlet, showca...

Iqony district heating pipes in Herne, U-shaped expansion bend for length compensation through

BRK25L47_065

Iqony district heating pipes in Herne, U-shaped ex...

An old and rusty air conditioner hanging on the hotel building, in the sunny outdoor, seaside

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An old and rusty air conditioner hanging on the ho...

An old and rusty air conditioner hanging on the hotel building, in the sunny outdoor, seaside

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An old and rusty air conditioner hanging on the ho...

Three engineers inspect a large solar panel array together, checking equipment and performance to

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Three engineers inspect a large solar panel array ...

Ripple coin lying on power strip extension cord with empty socket, cryptocurrency investing, energy

BRK25K58_096

Ripple coin lying on power strip extension cord wi...

Detail of a radiator thermostat with copper lines on a white wall, house renovation, climate

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Detail of a radiator thermostat with copper lines ...

The sector needs reliable energy supply at predictable and competitive prices Joint demands by

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The sector needs reliable energy supply at predict...

Bitcoin, Ethereum and Ripple coins lying on power strip extension cord with 3 sockets, largest

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Bitcoin, Ethereum and Ripple coins lying on power ...

Detail of the roof opening with glass balustrade and two solar modules next to a skylight on a

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Detail of the roof opening with glass balustrade a...

Close-up of anthracite-colored gable roof with several PV fields, skylight and fireplace, house

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Close-up of anthracite-colored gable roof with sev...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_036

The sector needs reliable energy supply at predict...

Close-up of gable roof with two solar panels on a dormer with glass balustrade next to a skylight,

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Close-up of gable roof with two solar panels on a ...

The sector needs reliable energy supply at predictable and competitive prices Joint demands by

BRK25K90_038

The sector needs reliable energy supply at predict...

Team of diverse engineers walking across a large solar farm, checking photovoltaic panels and

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Team of diverse engineers walking across a large s...

Angled aerial view of a modernized house with photovoltaic on gable roof and green extension in a

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Angled aerial view of a modernized house with phot...

Single-family house with solar panels and black glass-fronted extension, large lawn in the

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Single-family house with solar panels and black gl...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_039

The sector needs reliable energy supply at predict...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_034

The sector needs reliable energy supply at predict...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_042

The sector needs reliable energy supply at predict...

This image showcases a modern home equipped with a heat pump system, promoting sustainable living

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This image showcases a modern home equipped with a...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

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The sector needs reliable energy supply at predict...

Bitcoin coin lying on power strip extension cord with two empty sockets, cryptocurrency investing,

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Bitcoin coin lying on power strip extension cord w...

Top view shows PV modules and covered terrace at a modern extension with large wooden deck and

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Top view shows PV modules and covered terrace at a...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_041

The sector needs reliable energy supply at predict...

This contemporary home showcases sustainable living with renewable energy and efficient heating

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This contemporary home showcases sustainable livin...

Ripple coin lying on power strip extension cord with empty socket, cryptocurrency investing, energy

BRK25K58_100

Ripple coin lying on power strip extension cord wi...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_032

The sector needs reliable energy supply at predict...

This futuristic appliance uses solar energy for evaporative cooling and dehumidification, promoting

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This futuristic appliance uses solar energy for ev...

This image showcases a contemporary house with sustainable energy solutions, perfect for

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This image showcases a contemporary house with sus...

Bitcoin, Ethereum and Ripple coins lying on power strip extension cord with 3 sockets, largest

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Bitcoin, Ethereum and Ripple coins lying on power ...

This image showcases a sustainable home with renewable energy solutions for a greener future, AI

BRK25K53_208

This image showcases a sustainable home with renew...

Bitcoin coin lying on power strip extension cord with empty socket, cryptocurrency investing,

BRK25K58_104

Bitcoin coin lying on power strip extension cord w...

This futuristic appliance uses evaporative cooling and desiccant dehumidification to provide

BRK25K53_145

This futuristic appliance uses evaporative cooling...

This contemporary house showcases sustainable energy solutions with a beautiful sunset backdrop, AI

BRK25K53_207

This contemporary house showcases sustainable ener...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_033

The sector needs reliable energy supply at predict...

Ethereum coin lying on power strip extension cord with empty socket, cryptocurrency energy

BRK25K58_095

Ethereum coin lying on power strip extension cord ...

The sector needs reliable energy supply at predictable and competitive prices Joint demands from

BRK25K90_040

The sector needs reliable energy supply at predict...

Wall intercom with display in a bright corridor next to a white door and warm parquet, house

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Wall intercom with display in a bright corridor ne...

Black video intercom system with display on white wall in modern entrance area, house renovation,

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Black video intercom system with display on white ...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Balcony power stations on an apartment block in Düsseldorf, Germany

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Balcony power stations on an apartment block in Dü...

Germany - September 2025: Mobile app for called 'Deutschlandticket' for public transportation in

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Germany - September 2025: Mobile app for called 'D...

Energy saving lamps and Electric energy saving concept. AI generated image, ai

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Energy saving lamps and Electric energy saving con...

Infrastructure, energy supply, electricity, power lines, electricity meters of various houses, San

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Infrastructure, energy supply, electricity, power ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a power plug, Schuko plug, with focus on the contact pins, symbol image for,

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Close-up of a power plug, Schuko plug, with focus ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a power plug, Schuko plug, with focus on the contact pins, symbol image for,

BRK25J41_116

Close-up of a power plug, Schuko plug, with focus ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a white power plug, Schuko plug, on a multiple socket with red indicator light,

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Close-up of a white power plug, Schuko plug, on a ...

Close-up of a white power plug, Schuko plug, plugged into a multiple socket with red indicator

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Close-up of a white power plug, Schuko plug, plugg...

Close-up of a white power plug, Schuko plug, plugged into a multiple socket with red indicator

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Close-up of a white power plug, Schuko plug, plugg...

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