Do You Have To Use PVC Primer for a Strong, Leak-Free Joint?
The short answer: you don’t always have to use PVC primer, but skipping it can compromise joint strength and may violate building codes. Most plumbing codes, including the Uniform Plumbing Code (UPC) and International Plumbing Code (IPC), mandate primer for pressure-rated systems like water lines. However, certain non-pressure drain, waste, and vent (DWV) applications allow … Read more