residential occupancies
[ASHRAE Standard 62.1]:occupancies that are not classified as institutional by the authority having jurisdiction and that contain permanent provisions for sleeping.
Continue reading →main-glossary
retrofit
[AIVC, Air infiltration and ventilation glossary, 1992]:the action of improving a buildings performance by increasing various aspects for its design. For example, improving the energy efficiency of existing buildings, by enhancing its thermal performance and by systematically sealing infiltration flow … Continue reading →
reverse cycle unit
[EN 14511-1:2022, 3.50]:unit capable of both cooling and heating.
Continue reading →reversible axial flow fan
(See fan types)
Continue reading →rise (of an air jet in mixing air diffusion)
[EN 12792-2003, 313]:vertical distance (hv) between the highest horizontal plane tangent to a specified isovel and the centre of the core of an air jet.
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