If you've got a box of extra PVC pipes and fittings sitting your shed or garage from a previous project, you're halfway to ...

Manufacturers, standard and code authorities expressly prohibit air testing of PVC pipe and fittings. Not only is air testing dangerous, it is also a bad test. Oct. 10, 2017 In this video from ...

Bypass pipes, accompanied by a three-way control valve, are often seen in hydronic systems at both served loads (e.g., reheat coils) as well as at primary equipment (e.g., cooling towers). Reasons for ...

In August’s column, I discussed three-way control valves, their associated bypass pipes, and the importance of a balancing valve being located within the bypass pipe. Such balancing valves are needed ...

BOSTON (CBS) - Union plumbers say it's not just the dust from cutting PVC pipe that makes installing it so dangerous. Joe King is a plumbing instructor for the union. He tells the I-Team, "It's the ...

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 ...