... LIGHT GREY,DARK GREY AND SO ON. PVC PIPES FOR WATER SUPPLYTHE PIPE'S PRESURE INCLUDE: 0.6MPa, 1.0MPa, 1. ... ON.Advantages:1) Healthy, bacteriological neutral, conforming to drinking water standards2) Resistant to high temperatures, good impact strength3) Convenient ... conductivity5) Lightweight, convenient to transport and handle, good for labor-saving6) Smooth inner walls reduce pressure loss and ...