ventilation, balanced
[EN 12792:2003, 51]:ventilation installation where the supply air flow and the exhaust air flow rates comply with the design values.
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ventilation, cross
[EN 16798-7:2017, 3.10]:natural ventilation in which the air flow mainly results from wind pressure effects on the building facades and where stack effects in the building are of less importance. [SOURCE: EN 12792:2003, definition 94].
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[AIVC, Air infiltration and ventilation glossary, 1992]:a mechanical ventilation system in which air is extracted from a space or spaces, so creating an internal negative pressure. Supply air is drawn through adventitious or intentional openings. Such a system allows heat … Continue reading →
ventilation, hybrid
[EN 12792:2003, 213]:ventilation where natural ventilation may be at least in a certain period supported or replaced by mechanical ventilation.
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[AIVC, Air infiltration and ventilation glossary, 1992]:ventilation by means of one or more fans. [EN 12792:2003, 256]:ventilation with the aid of powered air movement components.
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