Caustic Soda Drain !!top!! Jun 2026

✅ Metal pipes (cast iron, galvanized steel) ✅ Thick-walled PVC (short exposure only) ❌ Aluminum pipes (will corrode rapidly) ❌ Thin or damaged PVC, old plastic traps ❌ Enamel or ceramic fixtures (if spilled)

Understanding Caustic Soda in Drain Maintenance Caustic soda, scientifically known as sodium hydroxide (NaOH), is a powerful alkaline compound frequently discussed in the context of clearing severe plumbing blockages. Often referred to as lye, this substance is a primary ingredient in many industrial-strength cleaning products due to its ability to decompose organic matter. The Science Behind the Process caustic soda drain

Pour the mixture down the drain and let it sit for 20–30 minutes. ✅ Metal pipes (cast iron, galvanized steel) ✅

Always add the caustic soda to the water, never the water to the soda. Adding water to caustic soda can cause an explosive "volcano" effect that covers you in burning chemicals. Always add the caustic soda to the water,