PVC steel wire spiral strengthen hose product line Features: The wall of pipe is transparent soft PVC with spiral steel wire inside, featuring light in weight, transparent, extrusion resistance, corrosion resistance, negative-pressure resistance, and a small bending radius. The work temperature is from 10 degree below zero to 65 degree above zero. Modern technics is widely used on this product line. With years of product practice, and being creative always.it was carefully designed. So it has markable stability, nice continously product ability, high good-production ratio, and high efficiency.