In order to help you understand the hardware selection process, please take a look at the following guides. These documents should help explain what the key dimensions are for selecting the proper hardware combination for your specific window profile. 

Project Out Hardware

Project In Hardware

Casement Hardware

Hung/Sliding Hardware

Using this information, you can now select the proper hardware from our online hardware catalog or our stock hardware list . If you still have any questions,  please contact our Engineering department.