If you have wondered what does dwv stand for in plumbing, you are in the right place. I have planned, installed, and repaired DWV systems in homes old and new. This guide explains the parts, how they work, how to size and vent lines, and the key mistakes to avoid so your drains stay quiet and odor free.

If you have ever wondered why a sink does not smell like a sewer, this is why. In this guide, I will explain what a pea trap in plumbing is in simple terms.