True Windows

Profile Limitations

While we make a lot of large opening sashes like all things there are limits to what is achievable.

From a manufacturing viewpoint, three elements determine the viability of a design.

  • 1. Width
  • 2. Height
  • 3. Weight


The Opening Sash Sizes chart will asssit you in determining if you glazing idea can be turned into a reality.

However it is also important to take into account, access issues on your site, how the item might be installed and it is very important to consider wind loads on large glass facades.

Please contact us for further information on any of the above.