Are you an Original Equipment Manufacturer looking to incorporate WOCDs into your range?

Are you an Original Equipment Manufacturer looking to incorporate WOCDs (Window Operating Control Devices) into your window offering? If so, we can help. Angel Ventlock® are fully compliant with ASTM F2090-2008, 2010 and 2017 and fitted by many leading OEMs to thousands of windows all over the world. We can work with you to determine which of our products is right for you. And if you need a customised solution* based on our patented, tried and tested designs, we are waiting to help you. We have design capabilities capable of making sure you have the perfect solution for your Single or double hung, sliding and gliding windows. We’re here to answer any questions you have regarding Angel Ventlock® and how they can work for you and your product range.

Use the Contact Button to see a list of our Sales staff in your area or use the online contact form opposite to mail our offices and the team will get in touch.

*Minimum quantities or order value may apply.


    Meeting the Highest Standards

    Complies with ASTM F2090-2008, 2010 and 2017 regulations, meets appropriate British Standards & complies with Secured By Design

    Clever Patented Design

    Designed by Sash Window Experts Mighton in Cambridge


    Tested to ASTM F2090-2008, 2010 and 2017, appropriate British Standards & Secured By Design


    Resets automatically when the sash is closed. Non-locking versions are safe for Egress windows


    Approved by police forces to improve the security of windows


    Suitable for new or existing Timber, PVCu or Aluminum Sash windows

    Fitted in minues

    Factory-Fit & retrofittable options available