Get things flowing again in your sink, toilet or septic tank with ZEP 64 oz. Drain Build Up Remover. The powerful, enzyme-based formula breaks down drain-clogging elements and helps prevent further clogs by removing years of buildup.
- Drain opening cleaner works on sinks, toilets and septic tanks
- Enzyme-based formula breaks down drain-clogging elements
- Safe for PVC and most other septic systems
- Up to 21 treatments