[EN 12792:2003, 17]:generally the envelope of a space in which the air is carried. The assembly of the ducts of an installation and the other elements of distribution inserted into these ducts constitute the distribution network (or ductwork system)NOTE It … Continue reading →

[EN 12792:2003, 18]:cooker hood which discharges the collected air to the outside of the building.(see also cooker hood)

[AIVC, Air infiltration and ventilation glossary, 1992]:the mass/volume of air moved per unit of time through a space opening or duct. (SI units: mass flow rate – kg/s ; volume flow rate m3/s). [EN 12792:2003, 20]:mass or volume flow of … Continue reading →