Carrier 323018-202 Sight Glass

The Carrier 323018-202 Sight Glass is a small Carrier window part that is only used on Carrier HVAC equipment and is installed in refrigerant lines. They use it to check the flow of refrigerant through the system as a form of a visual inspection point. This visibility is beneficial for identifying such aspects as air bubbles or any other pollutants that might affect the system’s performance. Refrigerant circulation is a crucial aspect of the system since the right temperature in your house depends on it. The Sight Glass is generally constructed from sturdy materials to operate for many years and dependably.