SFGTV2 August 5, 2013
Be heated and cooled with forced air, that is where you get the dropped ceiling. Also, corridors and public areas. The dwelling units do not have airconditioning . They do not. They have heating but not air conditioning. Do they have outside air . Absolutely, they have windows and they also have a system called zduct, which provides for a share even when the windows are closed. One of the reasons they have the systems, ever since 1974, chapter 12day of the Building Code requires that you have sound transmission isolation between dwelling units so they cannot hear their neighbors, and between t...