【DURABLE】: Not a cast product, more robust and durable than castings. Max. pressure 120 PSI. | 【MATERIAL】 Durable solid brass construction is resistant to corrosion and long-lasting. | 【THREADS】 Male and Female National Pipe Taper (NPT) threads for connecting two pipes | 【INCLUDE】 2 x 1/2" NPT Hex Nipple; 2 x 1/2" NPT Hex Coupling, 4 x 1/2" Female & Male NPT 90 Degree Barstock Street Elbow | 【TEMPERATURE RANGE】 Operating temperature range of -65 to +250 degrees F.