THE ORIGINAL POLYPROPYLENE PIPING SYSTEMS Faster to install. Corrosion-free. Lasts for decades. These are just a few of the many benefits of aquatherm's PP-RCT and PP-R pipe. Polypropylene is the perfect piping material for pressurized mechanical and plumbing systems of all sizes. Don’t accept imitations. Choose aquatherm – the pioneer of North American polypropylene piping. MADE IN GERMANY TEL 07.99.12.10.08