backdraughting
[AIVC, Air infiltration and ventilation glossary, 1992]: the reversed flow of polluted air (or flue gases) in a chimney, flue or other air outlet, back into the room or building.
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backdraughting
[AIVC, Air infiltration and ventilation glossary, 1992]:the reversed flow of polluted air (or flue gases) in a chimney, flue or other air outlet, back into the room or building.
Continue reading →background leakage
(See leakage, background)
Continue reading →background pollutants
(See pollutants, background)
Continue reading →baffle
[EN 12792:2003, 50]:component used for partial blanking of the air flow through an air terminal device. It generally consists of a plate or series of plates.
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