energy chart for concept design efficiency icon vector stock illustration |
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| navigate by keyword : energy chart bar efficient label class bulb save house efficiency refrigerator table gauge epc scale rating energetic thermal level appliance cost performance icon certificate requirement home appliances graph vector renovation building dpe arrow low factory office concept photovoltaic insulation consumption heating safe conservation red waste diagnostic perspective |
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| Energy chart for concept design. Energy efficiency icon. Chart concept. Vector stock illustration |
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