{"id":6965,"date":"2026-03-11T06:48:02","date_gmt":"2026-03-11T06:48:02","guid":{"rendered":"https:\/\/aprodoor.com\/?p=6965"},"modified":"2026-03-13T06:36:21","modified_gmt":"2026-03-13T06:36:21","slug":"unites-de-vitrage-isolant-igu","status":"publish","type":"post","link":"https:\/\/aprodoor.com\/fr\/insulated-glass-units-igu\/","title":{"rendered":"Unit\u00e9s de vitrage isolant (UVI)\u00a0: types, performances et guide de s\u00e9lection"},"content":{"rendered":"\t\t
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What Is an Insulated Glass Unit (IGU)?<\/h2>

\"Comparison<\/p>

An insulated glass unit (IGU) is a sealed glazing system made of two or more panes of glass separated by a spacer and enclosed air or gas-filled cavity. IGUs are designed to improve thermal insulation, reduce noise, and help prevent condensation inside modern windows and doors<\/a>. Common IGU components include glass panes, spacer bars, desiccants, sealants, and gas fills such as argon or krypton. They are widely used in residential, commercial, and high-performance building envelopes because they improve comfort, energy efficiency, and long-term window performance.<\/p>

Insulated glass units are now standard in most modern windows and doors because they improve insulation, reduce outside noise, limit condensation, and support better overall energy performance.<\/p>

Core Components of an IGU<\/h2>

Every insulated glass unit (IGU) is made up of several key components that work together to improve insulation, reduce condensation risk, and maintain long-term sealing performance.<\/p>

1. Glass Panes<\/h3>

\"Stacked<\/p>

At the heart of every IGU are the glass panes. Most IGUs use two panes, but some have three or even four for better performance. These panes usually range from 3 to 10 millimeters thick<\/strong>, depending on the design and where they\u2019re installed.<\/p>

You\u2019ll also find different types of glass<\/a>, like:<\/p>