Coupling Fitting; Size A 3/4 Inch; Size B 3/4 Inch; End Connection CTS Slip x CTS Slip; Material Type 4 CPVC; Material Specification ASTM D1784; Pressure Rating 2000 PSI at 73 Deg F; Temperature Rating 180 Deg F; Application Commercial, Residential, Hot and Cold Water Pressure Distribution System; Applicable Standard NSF/ANSI, ISO 9001The NIBCO® CPVC-CTS coupling is made of FlowGuard Gold® CPVC and is ideally suited for hot and cold water pressure distribution systems in residential and commercial applications.