Industry Research

TEPPFA industry research database contains reports on various characteristics of plastic pipes.

Jetting

TEPPFA has produced a brochure to advise maintenance contractors and the market on the subject of jetting. Industry has taken up successfully the c...

Clay versus Plastics

Some rather inconsistent information is sometimes disseminated about the nature of non-plastic pipes and the nature of plastic pipe systems. TEPPFA...

Technical study on the design of thermoplastic pipe systems

In 1999, a key technical study was concluded regarding the design of thermoplastic pipe systems. This project resulted in a much better understandi...

Plastic Manholes- Frequently asked questions on Manholes

Plastic manholes and inspection chambers have been applied in sewer networks for the last twenty years. The benefits of plastic manholes and inspec...

PVC and PE sewer pipes - longer lifelines for sustainable headlines

Signs of our old age may be obvious. But appearances can be deceptive. So how can we trust such signs on face value? Dutch scientific study of PVC ...

Pipe failure research report. Prof. Dr.-Ing. Stein & Partner GmbH

Leaking sewers are a growing problem but a European study could change all that. The independent study called the Sustainable Municipal Pipes or SM...

100 Year service life of polypropylene and polyethylene gravity sewer pipes

Polypropylene and polyethylene (collectively known as polyolefin) sewer pipes have been widely used for over 40 years and have an established track...