Replace clogged cast iron pipes with pvc under slab 🚨🚨🔨⛏⚒

If you live in an older home that was built with cast iron drains, ... cast iron is actually less durable than many other materials such as PVC piping. ... Breaking through the slab: This is the most direct route to the drainpipes, but the most ... the cast iron drain tunnels are corroded or clogged beyond repai.