Dorma Door Closer Hold Open Device 
TS93 18570000 

Features:

• The DORMA RF is a non-handed mechanical hold-open unit. The hold-open unit can be switched on and off by the user as required, and the pull-off force can be adjusted to suit each individual door situation.
• The DORMA RF hold-open unit can also be supplied for retrofitting to the slide channel at a later date. Hold open is not suitable for fire or smoke doors.

Suits: TS91 TS92 TS93