Number of 5 levers stamped on faceplate of lock.
Upvc door lock standards.
To secure your upvc door locks you must use the correct standard of euro cylinder lock.
Quick steps on how to check.
The most secure standards are ss312 diamond approved lock or at least kitemarked to ts007 3 star both these standards include testing to protect against lock snapping.
Pas8621 is the multipoint lock equivalent to bs8621.
To achieve the bs3621 standard or in this case the pas3621 standard the locks must pass all tests.
Manufactured to british standard en1303.
Whatsmore it comes with a 2 year surface guarantee.
As with the bs8621 standard pas8621 achieves all the same security and anti thief merits that the bs3621 standard outlines.
Upgrade your upvc door security.
The types of cylinders fitted in most new upvc doors are often poor quality and may not be suitable to satisfy your insurance requirements.
Upvc door lock upgrades why upvc lock upgrades are a good investment.
Look for british standard number bs3621 stamped on the lock from the above photo this is a 2007 version bs3621 2007.
2005 this is a cylinder that you can trust.
Look for british standard kitemark engraved on the lock.
Read our guide on the most secure lock here.