What do we test for?

We offer full testing against the standard, EN 14351 – Windows and Doors for the following products:

  • PVC-U windows, doors and profiles
  • Timber doors and windows
  • Aluminium doors and windows
  • Steel and composite doors and windows

Our service includes CE marking on a product, third-party certification with the BSI Kitemark to British and European standards or your specific test requirements.Testing also forms the basis for accreditation or certification of product schemes such as Secured by Design and the BRFC’s Energy Ratings.


Our window and door tests include:

  • Weather tightness
  • Impact strength
  • Durability
  • Security
  • Installation
  • Temperature cycling heat retention and radiation
  • Operation and strength performance testing
  • Enhanced security
  • Thief resistant locks
  • Lock cylinders