10/28/2026
A window can look completely different depending on where you stand.
This photo shows a technician hand-squeegeeing reflective commercial glass. From outside, the sky and surroundings can dominate the pane; from inside, direct light may reveal other details. Checking more than one angle gives a better read of the glass.
Where do you notice window condition first—inside looking out, or outside when the sky reflects across it?