Karcher"s solution to help you clear blocked pipes, drains and downspouts. The hose propels itself forward with water pressure to flush out debris. The four backwards-firing high pressure jets clear blockages without using chemicals. The high quality, flexible hose is strengthened by textile meshwork (with kink protection) and includes measurement markings and a ring to indicate your progress as you clean. A brass connector is used for maximum durability. the perfect solution to cleaning clogged pipes and downspouts.