Household plumbing systems use PEX for pipes to supply water and carry away sewage. The term PEX stands for "crosslinked polyethylene." PEX piping is manufactured by melting high-density polyethylene ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Gluing PVC pipe, one of most commonly used materials in residential plumbing, doesn’t ...

The goal is to help decision-makers like municipalities, engineers and contractors confidently choose plastic pipe based on ...

Joining a PVC pipe to a pipe fitting requires special primer and cement that melts the surface of the PVC before fusing the pieces together (like welding metal) to make an airtight bond. Here's a ...

I went through a house I am planning to buy with an engineer yesterday and he pointed out that the current owner seems to have redone a lot of the plumbing with PVC piping and that PVC is not legal ...

Westlake Corp. took a $727 million goodwill impairment on its North American PVC business in the third quarter of 2025, ...

OK, this is potentially a dumb question. On the outside of my house there are a couple of pvc pipes coming out. They have a 90° elbow attached to them and point at the ground. What are they for? There ...