Have you ever seen an egress door with a tamper-resistant tag on it? I saw one on a department store stair door in New York City last year, and Wayne Ficklin sent me these photos which got me thinking about this application again. Would you consider these acceptable for use on an egress door? Why / why not?
I also found this Emergency Exit Seal and Sash by Unisto:
Do you think one type is more code-compliant than another? What limitations, if any, would you impose on the use of these products? I’d love to hear your thoughts on the matter!