A drainage device, product efficacy,Quickly dredge pipes, eliminate odors, and do not damage the pipe wall, making it easy to use. Main ingredients: Percarbonated hydrochloric acid sodium hydroxide surfactant, corrosion inhibitor, etc.Widely applicable, suitable for blocking household products, removing vegetable leaf residues in the sink, toilet waste, paper scraps, mops, and other debris in the sink. Dissolve and unblock blockage,active decomposition, no splashing, direct access to the blockage through stagnant water, dissolve garbage such as hair and grease, and quickly unblock the pipeline. Low temperature type unblocking agent, It can fully dissolve blockages in room temperature water and will not condense with cooling, effectively ensuring the smooth flow of downstream pipelines and oil separators. disassembly and cleaning saves time and effort,Avoid tedious disassembly and cleaning, easily dredge and clean without damaging the pipe wall. Real and effective pipeline unblocking agent, unblocking and deodorizing, fast unblocking, unobstructed. Long term deodorization, convenient and environmentally friendly.