The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Modern air-conditioning systems for commercial buildings commonly employ the concept of a Central All-Air System and the VAV system in particular is widely used in Hong Kong and other places around the world for energy conservation. In the lengthy wet summer season of Hong Kong, centralised air-handling units (AHUs) dehumidify and cool down the appropriate mixture of return air and outdoor fresh...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.