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Zep Drain Defense Enzymatic Drain Cleaner Powder 18 oz. (Case of 12)
- WORKS ON: Sinks, toilets and septic tanks
- ENZYME BASED FORMULA: Breaks down drain-clogging elements. Use monthly to prevent future clogs from happening
- SAFE FOR: PVC and most other septic systems
- BREAKS DOWN: Into CO2, minerals and water
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