Alkaline for cleaning sewer pipes GRASS "Digger-gel" Professional (5.3 kg).

Highly effective cleaner for the elimination of organic blockages and plugs in hard-to-reach places of sewage and pipes. He beats the bacteria and eliminates unpleasant odors. Ideal for all kinds of metal and plastic pipes. Quickly dissolves hair, food residues, fatty, protein and other organic deposits. Thick formula allows you to cope with clogging even more effectively.
 
The composition:
30% water; 5%: sodium hypochlorite, anionic surfactants, non-ionic surfactants, sodium hydroxide, aromatizing additive.