Unblocker 4in1 1l c05037, alkaline unclogger based on sodium hydroxide. capable of removing jams and bad odor produced by remains of organic materials, such as rags, food, cellulose, paper, hair, soaps, fats and detergents. its monthly use prevents the formation of blocks and the appearance of bad odors in drains. does not attack pipelines or septic tanks. may damage certain materials. chubb
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