![WWYD? Bottom Gap on Fire-Rated Frames - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. WWYD? Bottom Gap on Fire-Rated Frames - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://idighardware.com/wp-content/uploads/2017/05/Bottom-Gap.jpg)
WWYD? Bottom Gap on Fire-Rated Frames - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.
NATIONAL GUARD, 96 in Overall Lg, 1 7/16 in Overall Wd, Fire Door Gap Seal - 494G89|GAP90-96 - Grainger
![PRESTIGE Fire | Safety | Security on X: "A fire door assembly not only includes the door leaf, but also the frame, door closers, seals, hinges and hardware. Make sure your #firedoors PRESTIGE Fire | Safety | Security on X: "A fire door assembly not only includes the door leaf, but also the frame, door closers, seals, hinges and hardware. Make sure your #firedoors](https://pbs.twimg.com/media/E_496rYVgBEa5BZ.jpg:large)
PRESTIGE Fire | Safety | Security on X: "A fire door assembly not only includes the door leaf, but also the frame, door closers, seals, hinges and hardware. Make sure your #firedoors
![FIRE GLASS UK on X: "Use a £1 coin to help you check gaps around fire doors as these are about 3mm thick. Smoke & fire can travel through larger gaps. See FIRE GLASS UK on X: "Use a £1 coin to help you check gaps around fire doors as these are about 3mm thick. Smoke & fire can travel through larger gaps. See](https://pbs.twimg.com/media/Dn7ODUqX0AAsj8t.jpg)