Additional window lock DFS95

Security with one click: Protect your double-leaf windows with this robust additional security lock on the middle bar.
  • For double casement windows with middle bar made from aluminium, wood and PVC
  • Simple to lock with rotary knob, key only required for opening
  • Security at a glance: Open and closed positions can be identified visually, meaning you won’t forget to lock up

Additional window lock DFS95


Additional window lock for double casement windows with middle bar.

Your double-hung windows are beautiful, flooding your home with warm sunlight in particular. But they are also a security risk if they are inadequately protected against break-in. The additional security lock solves the problem. The solid double turning bolt achieves simultaneous interlocking with both window wings. Nevertheless, the fuse can be operated comfortably. Because a simple click mechanism is all that is needed to lock the window. The lock case is attached to the middle bar during assembly. The prerequisite for fitting is a gap between the sashes of 18 to 35 millimetres.


  • Tested by independent Test Institutes
  • Resists more than one ton load
  • Open/closed position visible
  • A space of 18 - 35 mm between the windows is required for fitting the lock
  • Incl. two keys
  • Solid steel bolt with the ABUS typical claw bolts

Operation and use:

  • Suitable for inward opening double windows and patio doors with a rebate
  • Lock without a key, open with a key
  • Can be supplied keyed alike with a variety of other ABUS products
  • Suitable for all surface materials, such as wood, PVC and aluminium


  • Finishes: brown, white
Additional window lock DFS95 B AL0089 
Art. no. 37001

Level: 10
Packaging: individual box
Weight: 766 g
Additional window lock DFS95 W AL0089 
Art. no. 37004

Level: 10
Packaging: individual box
Weight: 767 g

Questions & answers

Security glossary