BS9036, HEAVY DUTY LIQUID DRAIN PIPE OPENER -Quart Bottles -(Cas

9036 Black Swan Heavy Duty Liquid Drain Pipe Opener is a special blend of potassium and sodium hydroxide designed for cleaning clogged drain pipes due to grease, hair, lint, paper, food scraps, and all organic material. Will not harm plumbing fixtures, porcelain or septic systems. Heavy Duty Liquid Drain Pipe Opener is fast acting and odorless. Black Swan's Heavy Duty Liquid Drain Pipe Opener is three times stronger than the regular grade. This is one of the strongest caustic drain pipe openers manufactured today.

Genuine Black Swan Product.

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