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Piping Products

Valves

Reaction Vessel

Expansion Joints

Strainers

Hoses

Sight Flow Indicators

Gaskets

Sampling Systems

pHampler

Diaphragm Pumps

Complete Systems

PolyValve : The ONLY USA Manufacturer of 16" HDPE Ball Valves!

Polyvalve Slide 1

Poly-Gas^® Valves

Millions of Polyvalve Poly-Gas® valves have been sold since 1976 and are in use throughout the world.

Polyvalve Slide 2

Poly-Chem^® Valves

Polyvalve Poly-Chem® valves are everything you’d expect from the company that invented polyethylene valves.

Polyvalve Slide 3

Poly-Water^® Valves

Millions of Polyvalve Poly-Water® valves have been sold since 1976 and are in use throughout the world.

Poly-Chem^® Valves

Poly-Chem^® Valves

Polyvalve Poly-Chem® valves are everything you’d expect from the company that invented polyethylene valves.

Poly-Gas^® Valves

Poly-Gas^® Valves

Millions of Polyvalve Poly-Gas® valves have been sold since 1976 and are in use throughout the world.

Poly-Water^® Valves

Poly-Water^® Valves

Millions of Polyvalve Poly-Water® valves have been sold since 1976 and are in use throughout the world.

Recent News

PolyValve Launches New Website

April 24

$100,000 worth of 16” polyethylene ball valves shipped to gas company

October 23

Conley Composites LLC Acquires Conley Corporation

July 13

Literature

Poly-Gas^®

Poly-Chem^®

Poly-Water^®