... -insulation property from minimum thermal conductivity5) Lightweight, convenient to transport and handle, good for labor-saving6) Smooth inner ... flow speed7) Sound insulation (reduced by 40% compared to galvanized steel pipes)8) Light colors and excellent ... FEMALE UNION,MALE PLUG, PIPE CLIP,BALL VALVE,OCTAGONAL BALL VALVE,COMPACT BALL VALVE,CONCEALED VALVE,GATE VALVE,STOP VALVE,PLASTIC TAP, ABS FAUCET, ...