Both inward and outward opening windows/doors are constructed in similar ways but the differences begin in how the window/door open. For outward opening windows / doors, these are positioned over the outer frame or mullion if there is one. For inward opening windows/doors, these are positioned on the inside of the frame.

This options is only possible with the following windows/doors.

• Bi-fold/Slide and fold doors
• Casement windows/doors
• French windows/doors
• Awning windows