Közeli kép: egy üzletember számológéppel gazdaság szerkezeti ház modell energia hatékonysági ráta - Stock fotó és kép

Cropped view of businessman in suit holding charts and graphs near fluorescent lamps and calculator on white background, energy efficiency concept

Energy Audit And High House Efficiency. Economy And Consumption

Energy Efficient House Calculator. Insulation Rate Audit

Energy Efficient House Audit. Auditor Accounting Rate

Energy Efficient House Concept. Couple Calculating Savings

Energy Efficient Property Report. House Environment Rating

Energy Efficient House Audit Using Calculator. High Efficiency

Energy Efficient House Calculator. Insulation Rate Audit

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

Energy Efficient Property Report. House Environment Rating