[AIVC, Air infiltration and ventilation glossary, 1992]:a) A method of measuring the air change rate using tracer gas and a two channel pump. One channel dispenses tracer gas from a bag of known volume, the other draws room air into … Continue reading →

(See ventilation system, (mechanical) balanced supply/extract)

[EN 12792:2003, 52]: process of adjusting the flow rates in each circuit of an installation to comply with the design values.