... Packing:4m or according to clients' inquiry PP-R pipe , also called random copolymerized polypropylene pipe,is a new generation of envirnonment ... resistance,anti-deposition and long service life,PP-R pipe also enjoy some other advantages,like hygienicness,heatresistance and longer service ... is convenient to be installed and reliable in joints. Also,the material can be recycled.Therefore,it is worthy of ...