About the product Our pipe cleaning tablets contain biological enzymes, sodium hydroxide, and aluminum powder. It can react quickly with water and produce rich foam. Penetrate deep into the pipe and break stubborn blockages. Its usage is very simple: 1. Put the effervescent tablets in warm water and wait for them to dissolve. 2. Pour the warm water mixed with the effervescent tablets into the blocked pipe. 3. After the action time of the effervescent tablets is over, flush the pipe with plenty of water. Specially added deodorizing ingredients can effectively eliminate the odor of sewer backflow and make the air in the kitchen and bathroom fresh and pleasant. Product name: pipe cleaning tablets Product ingredients: biological enzymes, sodium hydroxide, aluminum powder Keywords: pipe cleaning Weight: 123.1g Product specifications: 20pcs Product size: 5.5*3.8cm Note: Light reflection and different monitors may cause the color of the product in the picture to be slightly different from the actual product. Minor errors are allowed in measurement.