Technical · Topic cluster entry

VIG U-value Explained

How Vacuum Insulated Glass U-values are measured, why edge-of-glass differs from centre-of-glass, and how it all folds into a whole-window Uw.

What we will cover

This entry is a research skeleton. The following topics are planned; verified content will replace this placeholder list.

  • Centre-of-glass Ug versus edge-of-glass
  • Whole-window Uw and frame interaction
  • Test methods (ISO 10292, EN 673) and how manufacturers report

Back to the pillar guide

For the full structured walk-through of Vacuum Insulated Glass, return to theVacuum Insulated Glass pillar guide.