Roller bolt nightlatches are used on apartment doors where door closers are fitted. The function of the rollerbolt means that if the closer shuts the door when the occupant is on the wrong side of the door they are not locked out. To lock the nightlatch turn the key on the outside or turn the latch on the inside. These nightlatches have also been designed with a disability friendly internal handle. Arrone Roller Bolt Nightlatch
- 60mm Backset
- Satin Chrome with Satin Chrome Cylinder

...

Roller bolt nightlatches are used on apartment doors where door closers are fitted. The function of the rollerbolt means that if the closer shuts the door when the occupant is on the wrong side of the door they are not locked out. To lock the nightlatch turn the key on the outside or turn the latch on the inside. These nightlatches have also been designed with a disability friendly internal handle. Arrone Roller Bolt Nightlatch
- 60mm Backset
- Silver with Polished Brass Cylinder

...

Roller bolt nightlatches are used on apartment doors where door closers are fitted. The function of the rollerbolt means that if the closer shuts the door when the occupant is on the wrong side of the door they are not locked out. To lock the nightlatch turn the key on the outside or turn the latch on the inside. These nightlatches have also been designed with a disability friendly internal handle. Arrone Roller Bolt Nightlatch
- 60mm Backset
- Silver with Satin Chrome Cylinder

...

For public areas

BS EN 1125: A panic application where the exit door is used by the public & provides safe & effective escape

...

Regular British pattern covered closer fits the same footprint & screw holes as the Briton 2003 closer. Excellent quality, economical mid-range, fully CE accredited fire door closer that's suitable for offices, surgeries & similar applications. Arrone 2-4 Adjustable Power Closer 2003 Pattern
- with Silver Arms & Cover
...