UNP Polyvalve

UNP today provides both Solid Plastic and Lined, Ball Valves, Plug Valves, Butterfly Valves, Diaphragm Valves, Ball Check Valves, Swing Check Valves, Sampling Valves, Double Window and Full View Sight Glasses, Y and T type strainers, Lined Pipes, and Fittings with sizes ranging from ½ ” to 24″. Envisioned for quality and reliability, UNP Polyvalves aims for the highest level of customer satisfaction through its solutions with a commitment to excellence in all spheres of business.


  • Lined Valves
  • Lined Pipe & Fittings
  • Control Lined Valves
  • Thermoplastic Valves
  • Thermoplastic Pipe & Fittings
  • Actuated Thermoplastic Valves
  • Specialty Valves

Product Downloads

General Brochure

Lined Pipes & Fittings

Lined Diaphragm Valves

Lined Control Valves

Lined Butterfly Valves

Lined Specialty Valves