David Bolton Astragal Selection for Fire-Rated Door Pairs: What the Opening Schedule Has to Get Right Why the Astragal Decision on a Fire-Rated Pair Is Not an Afterthought This article is for commercial contractors, facility managers, and specifiers who are working with labeled pairs of fire-rated doo... NFPA 80 astragals door pairs fire-rated doors meeting stile hardware Aug 30, 2026 Our Blog
David Bolton Neoprene Astragal on a Door Pair: Why the Seal Fails Before the Door Does What This Article Covers This guide is for commercial contractors, facility managers, and architects managing double-door openings where the meeting-stile seal is wearing out, leaking air or light, or... astragals door pair seals meeting stile hardware neoprene gasketing weatherstrip maintenance Jun 7, 2026 Our Blog
