PE/PP/PEX/PERT Pipe for Plumbing and Heating 1.strong adhesion to aluminum foil; 2 ... Multi-Layer Composite Pipe Systems:Lushan pipe products cover water supply, sewerage and drainage, plumbing and heating, drip and sprinkler ... and heating pipe systems including applications of domestic water piping, under-floor heating, radiator connections and wall, cooling and heating installations, district heating ...