WP Windowparts Flexi Concealed Window Restrictor – DéDannan Door and Window Parts Ireland

DéDannan Door & Window Parts

DéDannan Door & Window Parts

WP Windowparts Flexi Concealed Window Restrictor


WP WindowParts Multi height adjustable height child safety restrictors for windows, it is a concealed restrictor. 


This child safety catches keep children safe and prevents them from falling out of open windows.  These restrictors fit inside ‘euro groove’ opening channel on uPVC windows. It can be released to facilitate the full opening of the window, it automatically re-engages restricted position on the closing of the window.

Available in left and right-hand variants to suit requirements


Left, Right

WP WindowParts Restrictor  complete with packers to make stud height 11.5 & 13.5mm

The WP Flexi Concealed Window Restrictor is a unique restrictor that is designed to fit a wide range of different windows.  It is fitted to the frame of the window, keeping it concealed until it needs to be adjusted.


  • comes with packers to rise from 11.5mm to 13.5mm
  • Restrict outwards opening to 100mm
  • Stainless steel
  • Corrosion resistance
  • Rust protection
  • Durable
  • Designed to restrict outwards opening to 100mm, prevent children or pets from falling, ensure their safety.
  • Easy to install, just use a screwdriver to fix the restrictor locks to the UPVC window.
  • Ideal for home, preschool, creche, school.

Which Safety Restrictor to Buy?:

  • Side Hung fitted Top Left: Use a Left Hand.
  • Side Hung fitted Bottom Left: Use a Right Hand
  • Side Hung fitted Top Right : Use a Right Hand
  • Side Hung fitted Bottom Right : Use a Left Hand
  • Top Hung fitted on Left: Use a Right Hand
  • Top Hung fitted on Right : Use a Left Hand

What’s included?

  • 1 x child safety restrictor latch
  • 1x restrictor stud

You may need some risers to go with these restrictors, click the image below.

14mm high Stud to suit Window Restrictors, suits both left and right hand versions. Manufactured from stainless steel. Ideal For retro-fitting. Suits 17mm stack height hinged windows.
14mm safety catch stud to rise to 17mm stack.
upvc window hinge packers
Safety Catch blocks to lift the restrictors up
Sash Jammers for pvc windows and french doors
Sash Jammers for Windows and Doors
Penkid Cable Window Restrictor - Buy Window Safety Locks Online Ireland
Child Safety Restrictors
Self Tapping Self drilling window screws StarPVCu screws
Self Tapping screws suitable for fitting universal child restrictors

If you have queries on any of our products or if the part you require is not on our site please use our CONTACT FORM to send us a picture or part number of the part you need, we will get back to you and get you sorted ASAP.  Click HERE for the returns form.  This MUST be filled out and all returns must come with these returns for, otherwise, we cannot accept them,

Click this link to watch a video from window and door parts on fitting child safety restrictors. https://www.youtube.com/watch?v=new5NdFv6AE

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