Windows and doors testing services

We've been testing windows and doors for over 40 years, and we're committed to delivering robust test evidence to meet your business or legal requirements.

Our window and door tests include:

  • Weather tightness
  • Impact strength
  • Durability
  • Security (where applicable)
  • Installation
  • Temperature cycling heat retention and radiation
  • Operation and strength performance testing
  • Thief resistant locks
  • Lock cylinders

Transfer your certification to BSI

If you're already with another notified body and want to move your certification to us to take advantage of the BSI Kitemark the process is very straightforward. 

Download our four step guide and start taking advantage of our knowledge and expertise today.