microbiological contamination

In recent times, society has become increasingly aware of potential health problems associated with indoor environments. This is particularly important when considering young children, whose immune systems are not fully developed. Additionally, indoor air quality is influenced by outdoor air quality, which is often poor in many areas, especially in urbanized areas. This article presents the results of research on selected environmental comfort parameters conducted in preschool classrooms located near busy roads.

An inherent element of the passive house is the system of exhaust ventilation in air supply. According to their class, air filters used in ventilation systems stop the contamination, but may also be the main source of secondary indoor contamination during long-term use.