Window Glass Online — Buy

Measure the width at the top, middle, and bottom. Then, measure the height at the left, center, and right.

Do not measure the old broken glass, as it may be chipped or incorrectly sized. Measure the frame opening where the glass sits. buy window glass online

Standard residential windows often require specialized glass based on safety codes and energy needs: Measure the width at the top, middle, and bottom

Accurate measurements are the most critical part of ordering online, as custom-cut glass is typically non-refundable. Measure the width at the top

Record the smallest of your three width and height measurements to ensure the new pane will fit into the frame.

Many pros recommend subtracting 1/8" (about 3mm) from your final width and height to provide "fitting tolerance" so the glass isn't too tight to install.