Mueller Streamline Sight Glasses

Overview

The MUELLER STREAMLINE rp18115 is a hermetically sealed sight glass and moisture indicator designed for refrigeration and HVAC systems. Installed in the liquid line, it gives technicians a direct visual read on refrigerant flow conditions and moisture content, allowing fast diagnosis of system charge status and contamination. The rp18115 features a large viewing window with a color-change moisture indicator for reliable identification of wet or dry system conditions. Operating temperature range spans -40 degrees F to 185 degrees F (-40 degrees C to 85 degrees C), covering a wide range of residential and commercial refrigeration applications. Connections are 3/8-inch FTG x FTG. Approved weight is 0.42 pounds. This sight glass is suited for use in refrigerant liquid lines on residential and light commercial HVAC and refrigeration systems. It is typically installed by licensed HVAC-R technicians during system service, commissioning, or component replacement. The FTG x FTG end configuration allows direct brazing into copper tubing. The rp18115 is part of a product family available in sizes from 1/4 inch through 1-1/8 inch, making it adaptable across a range of system capacities. Key Features Hermetically sealed housing for long-term refrigerant system integrity Large viewing window for clear observation of refrigerant flow and moisture indicator Color-change moisture indicator identifies wet versus dry system conditions Designed for maximum flow and minimum pressure drop in the…