1.PPR pipe is a kind of metal pipe than the hardness of the pipe products, so its rigidity is worse than the metal pipe. The use of such pipes in the construction of the need to be more protective. It is necessary to prevent some damage during the process. Also pay attention to the appearance of the two pipe repair damaged pipe phenomenon.
2.PPR pipe is a low temperature brittleness, so if it is winter construction, you need to pay attention to the need for cutting with sharp cutting tool. Pipes that have already been installed cannot be knocked down.
3 in general this kind of PPR pipe can not be long-term UV irradiation, otherwise easy to aging. If you need to use a dark protective layer packaging in outdoor sunlight.
4 PPR pipe connection is more, in addition to the mechanical connection, as well as hot melt connection, etc..
5 technical measures must be taken to prevent the expansion and deformation of the pipe when it is installed or not directly buried.
6 after the installation of the pipe in the pipe (direct) and cover the decorative layer (not directly buried before the dark) must be tested.