[AIVC, Air infiltration and ventilation glossary, 1992]:a ventilation system in which air is supplied to a space so creating an internal positive pressure. Air leaves the building through adventitious, or purpose provided openings. [ASHRAE 62.2]:one or more fans that supply … Continue reading →
[EN 16798-7:2017, 3.8]:natural ventilation by means of a duct mounted vertically or mounted with an angle of 45° or less with the vertical
Continue reading →[EN 13141-4:2021, 3.10]: [EN 13141-7:2021, 3.20]:casing incorporating at least a fan, and that may include duct connections, filters, coils, electrical heating, or any other air treatment component.
Continue reading →[EN 13141-4:2021, 3.14]:ventilation unit intended to be used without external ductwork (Cat. A)
Continue reading →[ASHRAE 62.1]: any indoor area that requires ventilation and comprises one or more spaces with the same occupancy category (see Table 6.2.2.1), occupant density, zone air distribution effectiveness (see Section 6.2.2.2), and design zone primary airflow (see Section 6.2.5.1) per … Continue reading →
