... carrying certificate Like CE and AENOR3, Material: Random Polypropylene, 58% BRASS, NPT SCREW ALSO4, Pressure Rating: 2.5MPa5, Colors: white, ... , grey, light brown or other colors as your request6, Connection: socket fusion joint, electro fusion joint or transition joint7,Standard:GB ... Preservation: low thermal conductivity which is only 1/1500 of brass pipe, and 1/250 of steel pipe10. Non-toxic: ...