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uPVC Concealed Window Restrictor Hook Child Safety Lock

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uPVC Window Restrictor Hook

This product was designed with child safety in mind. It will automatically restrict the window opener to 100mm with its clever spring loaded design. It can be released to allow the full opening of the window but will automatically re-engage once it is closed and reopened.

uPVC Concealed Window Restrictor Hook Information

  • Screws included
  • Easy to install
  • Restricts the window opening to 100mm
  • Manufactured from stainless steel
  • Spring -loaded automatic arm
  • Available in left and right hands


A full technical diagram is included in the image gallery.