Windows and doors testing,

certification and installation services

Our comprehensive range of testing and certification services for windows and doors can bring you complete peace of mind whether you manufacture windows and doors, are a window installer or you are looking to source quality products.


What are the benefits?

If you are a systems house or fabricator, gain proof of performance for your products and you can tender for new business opportunities, and get your products to market more effectively.

If you are a specifier you can be confident the products you procure are high quality and reliable, by specifying the BSI Kitemark.

If you are a windows installer you can demonstrate quality workmanship and your commitment to customer service by gaining a BSI Kitemark for your installation service.


Windows and doors product testing services



Why choose BSI to test your products?

Our dedicated laboratory offers you innovative and efficient testing and certification solutions, saving you time and money. We can also help you gain certification to other schemes giving you even greater market access.

Our dedicated team of professionals (our certification managers, client managers, laboratory technicians and business development managers) support the certification process with in-depth regulatory knowledge combined with product development expertise. We have a thorough understanding of the intricacies of the testing process and can help you every step of the way. 


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.