Energy audit

The company EKOCELL CZ offers its clients existing buildings energy optimisation processing by means of the original SW-Energie computing software.

The software evaluates the effectiveness of the following adjustments: thermal cladding of walls, trusses, ceilings; changing windows. The SW-Energy output is defining the optimal option of economic evaluation and the period of return of investment assessment.

Sample assigment:

Detached house with an attic, in the –18°C climatic zone, 560 m3 building volume, 150 m2 floor space, 220 m2 facade space, 31 m2 east-south-west window orientation, 450 mm brick external wall; natural gas heating with a casual ZP furnace; natural ventilation through tight window infiltration; 5 % fuel price annual increase; 2 % discount rate.    .


Assessment conclusion:

The ES thermal cladding system used solely for walls of 160 mm in thickness results in 44.1 % detached house annual energy savings with the 3.4 year return of investment period.