In the HVAC contracting world, polypropylene pipe is just such an exception. While it’s often viewed as “new” and lumped in with other plastics, it’s in fact been used around the world for nearly 40 ...

PPI TN-71, “Flanges and Flange Adapters for Polypropylene (PP-R & PP-RCT) Piping Systems”, is now available. IRVING, TX — The Plastics Pipe Institute’s (PPI) Building & Construction Division's new ...

It does supply PP pipe for some special outdoor use as in heating, venting and air conditioning systems. “We are more highly engineered than PVC pipe and get a better joint through fusion ...

IRVING, TX — The Plastics Pipe Institute, Inc. (PPI) has announced the publication of the new ASTM F3722 Standard Practice for Heat Fusion Joining of Polypropylene (PP) Pipe and Fittings by ASTM ...

Polypropylene is a plastic that’s used in many products ... resins that coat the insides of canned goods and water supply pipes. BPA leaches into food and water supplies easily.

Andrew Whelton, an assistant professor in Purdue's Lyles School of Civil Engineering and Division of Environmental and Ecological Engineering, is leading research into the effects plastic pipes have ...

Those customers include civil contractors looking to plastic materials to update and ... need for both precast and high performing HDPE/PP pipe, we are constructing what we believe will be one ...