Composite Pipe Technology in Kilgore has created a pipe called MaxDR. It is the world’s first large diameter fusible composite poly pipe. We spoke to BG Clark, president of Composite Pipe Technology.

Trex introduced composite decking — which is an amalgam of plastic and wood — in 1996, and PVC — which is pure plastic — came along in the early 2000s. That’s long enough to have a good ...