Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond Plastics manufactures 4” through 12” cast iron O.D. PVC pressure pipe in accordance with AWWA C900, Standard for Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. Through 12 In. (100 mm Through 300 mm) for Water Transmission and Distribution.

Diamond Trans-21 C900 14”-60” PVC Pipe is made of PVC compound with a cell classification 12454 as defined in ASTM D1784 and is suitable for potable water, sewer force main, or reclaimed water transmission.

Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond Lok-21® restrained joint PVC pressure pipe is manufactured in accordance with AWWA C900 in sizes from 4” through 24” to a DR18 with a pressure rating of 235 psi (1620 kpa). It is manufactured to a cast iron outside diameter (CIOD).

Diamond Plastics Corporation is the producer of the world's largest, corrosion free PVC pipe through seven strategically located plants throughout the United States, fulfilling your water, sewer and irrigation piping needs since 1982.

Diamond C900 PVC Pipe (4” through 12”) is made of 12454 compound per ASTM D1784, and is manufactured in accordance with the dimensional chemical, and physical requirements of AWWA C900.