Περικοπεί άποψη του επιχειρηματία στο κοστούμι κρατώντας διαγράμματα και γραφήματα κοντά λαμπτήρες φθορισμού και αριθμομηχανή σε άσπρο φόντο, η έννοια της απόδοσης ενέργειας - Φωτογραφίες & Εικόνες Αρχείου

Energy Efficient House Calculator. Insulation Rate Audit

Close-up Of A Businessman Using Calculator Holding Outline Of House Model With Energy Efficiency Rate

House Energy Audit. Saving With Efficiency, Efficient Construction

House Energy Audit. Efficient Consumption Invoice And Economy

Midsection Of Businessman Calculating Invoice With Energy Efficient Chart On House Model In Office

Energy Audit. Building Efficient Home. Power Auditor

Cropped view of woman holding paper card with lettering near lamps and calculator on white background, energy efficiency concept

Selective focus of woman holding card with lettering in hands, energy efficiency concept

Cropped view of businessman holding paper card near calculator and lamps on white background, energy efficiency at home concept

Cropped view of man holding fluorescent lamp and card with lettering, energy efficiency concept

Selective focus of woman holding card with lettering, energy efficiency concept

Selective focus of fluorescent lamps near businessman in suit using calculator on white background, energy efficiency concept

Cropped view of female hands holding fluorescent lamp and paper card with lettering isolated on yellow, energy efficiency concept

Cropped view of man holding card with lettering and carton house in hands, energy efficiency at home concept