This video from Charlotte Pipe shows a sound test of various DWV plumbing systems. Materials tested are cast iron soil pipe, solid wall PVC and foam core PVC, with and without insulation products.

Piping is an important, functional part of most buildings. Although seldom seen, it is needed to deliver clean water for drinking and other purposes. It is also needed to convey waste water away from ...

Watch as Charlotte Pipe associates test DWV plumbing systems and measure sound, with and without insulation products. The test shows cast iron soil pipe, solid wall PVC and foam core PVC. Please note, ...

Business is now bigger and better at Diamond Plastics, a Grand Island company that is the only one in the United States — and among only two in North America — to produce 48-inch-wide solid-wall PVC ...