How To Replace Cast Iron Plumbing With PVC: A Step-by-Step Guide (2025)

Why So Many Homeowners Are Replacing Cast Iron Plumbing With PVC (And Why You Should Too) If you’re reading this, chances are you’ve noticed water stains under your sink, heard gurgling drains, or smelled a faint sewer odor — classic signs your old cast iron pipes are failing. You’re not alone. According to the American…