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Nu Calgon-4165-24 Drain Solve$20.93
Drain Solve is an alkaline-based drain opener which removes grease, hair, vegetable and other organic matter. It is non-fuming and it will clean and clear drains quickly. Simply pour it down the drain and let it work without fear of noxious fumes or reactions that may squirt corrosive chemicals into face and eyes.
This product is NSF registered.