David Bolton Door Bottom Shoes on Fire-Rated Openings: Why the Seal Choice Gets Locked In Before the Door Is Hung What This Article Covers and Who It Helps A door bottom shoe is a metal channel that mounts to the bottom edge of a door and holds a compressible vinyl or neoprene insert. On a standard opening, it is... NFPA 80 compliance door bottom seals facility maintenance fire-rated door hardware seals and sweeps May 19, 2026 Our Blog
David Bolton Fire-Rated Automatic Door Bottoms: What Makes a Drop Seal Code-Compliant on a Labeled Opening Why the Fire Rating on an Automatic Door Bottom Actually Matters This guide is for contractors, facility managers, and specifiers who need to understand the compliance difference between a standard au... NFPA 80 compliance automatic door bottoms door bottom seals fire door assembly fire-rated door hardware Apr 23, 2026 Our Blog