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.

This March 2026 marks a significant milestone for DWV Plumbing Services, the locally owned plumbing company that has spent the past year building a strong reputation for dependable workmanship, honest ...

CHARLOTTE, NC — A new video on Charlotte Pipe’s YouTube channel, youtube.com/charlottepipefoundry, shows a sound test of various DWV plumbing systems. Materials ...

Plumbing should always be looked at in the VE process, if for no other reason than there are a lot of units of pipe in a project. There are lots of places in a DWV system where value can be captured, ...

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, ...