Single Union Ball Valves — Polypropylene, Full Port, 1/2 in. to 2 in.

Single union ball valves are precision molded polypropylene valves reinforced with fiberglass, offered in full port designs in sizes from 1/2" to 2". They use EPDM O-rings, double O-rings in the stem area, and interlocking body and end plate construction for secure threaded connection. Ideal for chemical handling, fertilizer systems, process water and industrial fluid systems, these valves deliver reliable sealing, chemical resistance and ease of maintenance in demanding environments.