air conditioning system
[EN 16798-3:2017, 3.12]:combination of appliances designed to supply conditioned air to a space.
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air curtain
[AIVC, Air infiltration and ventilation glossary, 1992]:a stream of high velocity, temperature-controlled air which is directed downward across an opening. It is designed to exclude exterior draughts, and pollutants blown in from outside. It also prevents the transfer of beat … Continue reading →
air diffuser
[EN 12792:2003, 13]:air terminal device usually installed in the ceiling and generally of circular, square or rectangular form and composed of divergent deflecting means and sometimes combined with vanes, perforated plates, flat plates, etc.(see also air terminal device)
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[EN 12792:2003, 08]:air diffuser which incorporates a device by means of which the air flow rate can be varied without affecting the direction or directions of the air delivered to the treated space.
Continue reading →air diffuser, adjustable pattern
[EN 12792:2003, 10]:air diffuser which incorporates an integral device by means of which the direction or directions of the air delivered to the treated space can be varied.
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