[AIVC, Air infiltration and ventilation glossary, 1992]:the rate at which outside air infiltrates a room or building. Equivalent to the fresh air change rate, usually expressed in air changes per hour (ach) or litres per second (L/s).(see air change rate)
Continue reading →[EN 16798-7:2017, 3.2]:conditioned space which can be considered as air flow independent from other conditioned spaces (i.e. the air leakages between two adjacent zones are sufficiently low to be neglected, and there is no possibility of air transfer between two … Continue reading →
[AIVC, Air infiltration and ventilation glossary, 1992]:an instrument used to determine tracer gas concentrations by determining the transmission of infra-red radiation at a specific absorption frequency through a fixed path length.
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Continue reading →[EN 12792:2003, 226 ]:difference in simulated rain penetration between a test specimen and a calibration plate at the same test conditions
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