Chuck Guzis wrote: > How well sealed were the raised floors?
If you mean "when properly installed", pretty well. If you mean "as actually used", not at all. With the exception of the very small raised floor under the HP-3000 in my high school, every place I've encountered raised floors there were "permanently removed" tiles, tiles with corners cut off, tiles with large holes drilled into their centers, etc. etc. Bill S. --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus
