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This is an energy efficiency certificate.
Related tags:
- energy efficiency
- save electricity
- save energy
- energy
- green energy
- green power
- energy conservation
- eco energy
- eco house
- solar light
- solar house
- bulb
- light bulb
- electric bulb
- solar power
- solar energy
- solar
- power energy
- green home
- green environment
- natural resources
- environment
- climate
- conservation
- light bulb idea
- electric energy
- environment ecology
- idea bulb
- nature conservation
- eco
- eco green
- electric
- recycle
- save nature
- electric power
