Etra Toruavaja 500g purk

Drain unblocker for unclogging drains and waste water pipes and removing odors. Suitable for all drains, but not for toilet bowls, dishwashers or washing machines. Does not damage type-approved plastic or cast iron pipes. Works in warm and cool water. Corrosive to aluminum, zinc and tin alloys. Strongly alkaline, PH 14. Potassium hydroxide.