Copeland 970-0021-00 Sight Glass Kit

The Copeland 970-0021-00 Sight glass kit is an essential component in HVAC systems providing visible indications of refrigerant flow as well as system status. A typical Sight glass kit consists of a clear glass or plastic window that fits in the refrigeration line. Its primary purpose is to enable technicians visually inspect refrigerant bubbles, moisture, or discoloration which may denote problems such as undercharge or system contamination. Such visible feedback enables appropriate refrigerant flow and functioning of the entire system.This Sight Glass Kit has several advantages, including an early detection mechanism for refrigerant-related risks that can help in saving repair costs and reducing downtimes.