Learn about Vacuum Insulated Glass

The Learn section collects foundational explainers, deep-dives, and supporting glossary entries about Vacuum Insulated Glass (VIG). Start with the pillar guide, then drill down into the topic that matches your decision.

Start here

• Vacuum Insulated Glass (VIG): The Complete Guide

  The pillar explainer covering how VIG works, U-values, edge seals, applications, and FAQs.

Topic clusters

• What is Vacuum Insulated Glass?

  A short explainer defining VIG and how it differs from conventional double glazing.

• How Vacuum Glazing Is Made

  The pillar manufacturing walk-through: cavity, pillars, frit seal, and quality control.

• Toughened vs Annealed VIG

  Safety glazing implications of using tempered plies inside a vacuum unit.

• Can Vacuum Glass Fail?

  Common failure modes, edge-seal breach, pillar visibility, and what to specify around.

• Vacuum Glazing Cost

  Premium pricing, project-level cost drivers, and where VIG saves money elsewhere.

• Vacuum Glass Basics

  Background reading for readers new to vacuum glazing technology.

• Float Glass (supporting glossary)

  The substrate used in most VIG units — what it is, why it matters, and where it falls short.