... used for the pure water pipe system.2, heat-resistant: under of the assigned continuous long period ... and bathtub can be avoided.4, heat insulation and energy saving: heat conductivity index is only 0.5% ... used for the hot water pipe, very good insulation effect and energy saving effect will be achieved. ... beautiful shape.7, easy and reliable installation: with heat melting 0 joint, no need to screws, ...