Subject: Window films--corrigendum
In Conservation DistList Instance: 16:23 Wednesday, September 25, 2002, I wrote >Your assumption about Plexi is not necessarily correct. Unlike >films, UV filtering Plexiglas does loose its filtering qualities as >it ages. Actually, because of its tendency to yellow slightly, it >becomes a better filter over time. ... Somehow my brain was ahead of my hands as I submitted my response to Monica Dean's posting about window films. What I should have typed was that Plexi does *not* lose its filtering qualities as it ages. Paul Himmelstein *** Conservation DistList Instance 16:24 Distributed: Thursday, September 26, 2002 Message Id: cdl-16-24-004 ***Received on Wednesday, 25 September, 2002