Double Glazing

Definition

Two parallel sheets of glass with an airspace between them.

Purpose

Double glazing provides better insulation and soundproofing than single glazing. The airspace between the two sheets of glass acts as a barrier to heat loss and noise, improving energy efficiency and comfort in buildings.

Examples of Use

1. Residential Windows: Double-glazed windows are common in homes to enhance insulation and reduce energy costs.
2. Commercial Buildings: Used in office buildings to improve energy efficiency and reduce outside noise.
3. Soundproofing: Installed in music studios and other environments where sound control is crucial.

Related Terms

• Insulated Glass Unit (IGU): A type of double glazing that includes two panes of glass with a spacer and sealant, forming a single unit.
• Low-E Glass: Glass coated with a low-emissivity film to improve insulation.
• Triple Glazing: Similar to double glazing but with three panes of glass for even better insulation and soundproofing.

Notes

• The airspace in double glazing can be filled with inert gases like argon to further enhance insulation.
• Proper sealing is essential to prevent condensation between the glass panes.