A.R.I.A. operating method

What do we mean by Sick building syndrome? It is used to describe situations in which building occupants experience acute health and comfort effects that appear to be linked to time spent in a building, but no specific illness or cause can be identified. [Wikipedia]

Usually, the “sick” building presents problems in the heating, ventilation and air conditioning (HVAC).  We are now enough sensitized on environmental pollution and urban air quality in which we live, but probably not many know that the indoor environments are more polluted outside. Chemical pollutants, physical and biological agents are found in the air of the interior rooms in concentrations far higher than outdoor air. (altro…)