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Guide

Glass Weight Calculator for Structural Glass

Glass weight is controlled by pane area, glass thickness, and the number of plies in the build-up. This guide explains the basic idea before using the calculator.

Why Glass Weight Matters

Glass weight affects handling, framing, support design, installation planning, dead load assumptions, brackets, fixings, and transport planning.

Inputs Required

The key inputs are pane width, pane height, glass thickness, and whether the build-up is monolithic, laminated, or insulated.

Typical Estimate

A common rule of thumb is that glass weighs approximately 2.5 kg per square metre for each millimetre of glass thickness.

Using VitraLab

Use the calculator to enter dimensions and glass build-up, then review weight output alongside stress and deflection checks.