Device for automatically closing windows
Door having improved closing and latching systems
Door locking device for a door closer having a fire actuated mec
Emergency door opening actuator
Emergency door with retractable nose piece, interiorly mounted o
Fire door closure reset system
Fire-resistant door
Fire-resistant door
Heat effect window
Heat releasable window guard
Magnetic smoke and fire shield
Smoke and fire shield damper
Smoke and heat vent