Aluminum-plastic PP-R Pipes and Fittings, PP-R Pipes and Fittings , Aluminum-Plastic<br /> Compound-Pressed Pipes and Fittings, PE pipe and Fittings, PEX Pipes and Fitting; Copper<br /> Fittings series, Plumbing Fittings series and Valve series, PEX Earth-Heat-Collecting<br /> series, and Radiators series.
