Ideal for enthusiasts, professional plumbers, and homeowners seeking Stable piping solution for residential or commercial maintenance projects Accuracy engineered threads and smooth surfaces finish enable easy installation and long term reliability in both hot / cold water supply networks Premium brass construction ensures outstanding durability, Erosion resistance, and leak proof for demanding water installations and heating systems Perfectly connects bathroom fixtures, kitchen appliances, garden Irrigations systems, and solar thermal installations with 0.5 " x 0.5 " compatibility The 360 degree Rotate design with integrated O rings creates secure connection and flexible adjustments in tight plumbing spaces while maintaining seal sealing, Manufacturer: BULAIDAI