Combined displacing and cushioning means for detention cell door
Device for opening and closing a swingably mounted lid
Door hold open and controlled release mechanism
Hold-open device for use with conventional door closer
Insulated smoke doors for cooler/freezer applications
Latch
Mounting for a vehicle door
Safety vent
Self-closing access door
Swing-away, emergency escape window
Ventilation devices, in particular smoke and heat ventilation de