blower door

[AIVC, Air infiltration and ventilation glossary, 1992]:a device that fits into a doorway of a building, containing a powerful fan, for supplying or extracting a measured rate of air flow. It is normally used for testing air leakage by pressurization Continue reading →

body odour

[AIVC, Air infiltration and ventilation glossary, 1992]:the odour originating from sweat and secretions from the skin, foul breath, and gases from the digestive tract. Odour emission is dependent upon diet, activity, and persona} hygiene.

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branch

[EN 12792:2003, 56]:duct fitting which subdivides the flow from one or more ducts into two or more ducts, or conversely which unites the flow from two or more ducts into one duct (T-pieces, Y-pieces, cross-pieces, etc.). It can or can Continue reading →

breathing zone

[EN 16798-1:2019, 3.5]:part of the occupied zone at the head level of the occupantsNote 1 to entry: Head level is 1,7 m standing, 1,1 m seated and 0,2 m for children on the floor.Note 2 to entry: For a definition Continue reading →

brine

[EN 14511-1:2022, 3.4]:heat transfer medium that has a freezing point lower than the freezing point of water.

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