RES-LOK Concealed Restrictor

The unique Res-Lock Tilt and Turn Concealed Restrictor has been designed to provide safety for all major types of PVCu, Aluminium and Timber Tilt and Turn windows. Automatically engages and locks when window closes – dedicated key release

The ultimate guard in window restriction

  • Automatic locking
  • Automatic engagement
  • Concealed fitting
  • Restricts sash to 100mm opening
  • Dedicated key release
  • Retro fitting option
  • Suitable for all window styles: PVCu, Aluminium & Timber
  • Conforms to BS EN 14351:2006 Clause 4.8
  • Constructed from stainless steel and zinc alloy
  • Supplied in self color
  • Studs supplied separately

 

Restrictors Arm length Left hand Right hand
Res-Lok 105mm JBC327 JBC328
Res-Lok extended 113mm JBC234/LH JBC234/RH
Res-Lok extra extended 120mm JBC234/120/LH JBC234/120/RH

 

Stud plates (height) 11.50mm 12.50mm 13.50mm 14.50mm
Res-Lok JBC261/11.5 JBC261/12.5 JBC261/13.5 JBC261/14.5
Res-Lok extended JBC261/11.5 JBC261/12.5 JBC261/13.5 JBC261/14.5
Res-Lok extra extended JBC261/11.5 JBC261/12.5 JBC261/13.5 JBC261/14.5

 

Note: To ensure correct operation of the restrictor, it is important that the correct stud plate height is used to suit the cavity between the sash and the frame.