Take a peek into the manufacturing process of Uponor ProPEX® engineered polymer (EP) fittings at Solidify Manufacturing in Rogers, MN. Discover why Uponor ProPEX EP fittings are superior to other fittings on the market today, and learn about the benefits of rigorous internal testing and standards along with NSF International certification that produce an industry-trusted product confidently backed by a 25-year warranty.