Energy Audit Calculator

Calculate energy consumption breakdown, cost analysis, and savings potential for commercial buildings.

Total conditioned floor area.
m²
Annual energy per area. Office: 200-400, Retail: 300-600 kWh/m²/yr.
kWh/m²/yr
Average blended electricity rate.
$/kWh
Percentage of energy for lighting.
%
Percentage of energy for HVAC.
%
Expected energy reduction from efficiency measures.
%

Results

Annual Energy Use-kWh
Annual Energy Cost-$
Lighting Energy-kWh
HVAC Cost-$
Annual Savings Potential-$
References: ASHRAE Level I-III Energy Audits; DOE Guidelines