PVC water pipes can be connected and installed by three methods: sealing rubber ring, bonding and flange connection. Generally, large pipe diameters use rubber ring interfaces, and small pipe diameters use adhesive joints, that is, union joints. When encountering metal The flange connection method is used when the pipe is connected to a plastic expansion pipe. The installation and connection of PPR water pipes are mainly through concealed pipes, which can prevent the pipes buried deep in the ground, walls or ceilings from expanding and damaging the materials.
