Ppr pipes can be used for heating, but the service life is not very long, so in some areas, ppr pipes are not used, but pb pipes are used for heating.
You should know that the maximum temperature that the ppr tube can withstand can reach 95 degrees, and it can withstand the heating hot water of about 70 degrees for a short time, but if the ppr tube is in an environment of 70 degrees for a long time, it is easy to shorten the service life.