Insulated glass doors are a type of door commonly used in cold rooms and other temperature-controlled environments, providing a clear view into the space while maintaining the desired temperature and preventing air leaks.

These doors typically consist of two or more layers of glass separated by a sealed air space, which helps to provide insulation and reduce heat transfer between the interior and exterior of the door. The air space may be filled with an insulating gas such as argon to further improve energy efficiency.

The frame of insulated glass doors is typically made of durable materials such as aluminum, with a thermal break to prevent heat transfer and maintain the temperature of the cold room. Additionally, these doors may be fitted with a gasket seal to provide an airtight seal when closed, further reducing the potential for air leaks.

Insulated glass doors may also be equipped with additional features such as locks or handles for security, and may be available in a range of sizes and styles to accommodate different requirements.

Overall, insulated glass doors provide an effective means of maintaining the desired temperature of a cold room while still allowing for visibility and access to the space. When selecting an insulated glass door for a cold room, it is important to consider factors such as energy efficiency, durability, and security, as well as any specific requirements of the application.