Your quote request : HEATING AND CLIMATISATION (Thermal balance)
HEATING AND CLIMATISATION:
- Thermal balance 
Calculating a heat balance can know exactly how much energy it takes to heat and cool a room, the accuracy of this calculation is crucial not only for the cost of installation, but also for its operation .
The elements included in this calculation are numerous, it will know the nature of the exposure, the surface of walls, glass walls, ceilings, floors, these variables are multiplied by coefficients depending on the altitude, the solar radiation, the geographic location.
Other factors must be taken into account as the natural or mechanical air exchange, various thermal bridges as well as the contributions that will weight the calculation such as lighting, human occupation, household appliances etc.