“Milestones in PVC Sewer Pipe History” – Timeline showing the use of PVC pipe in sewer applications. Courtesy of Steve Cooper, P.E., Uni-Bell PVC Pipe Association.

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“Milestones in PVC Water Pipe History” – Timeline showing the use of PVC pipe in water applications. Also see poster version of timeline. Courtesy of Steve Cooper, P.E., Uni-Bell PVC Pipe Association.

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“The Early History of PVC Pipe” by Robert Walker, P.E., Uni-Bell PVC Pipe Association (Published in Summer 1990 Edition of the Uni-Bell PVC Pipe News)

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