Received within the stated time, he underwent his baptism in the discharge line to sink: the dismantling of the siphon, introduction of the spiral heads, pushed the ferret with successive rotation in case of difficulties, a distance of about 4 meters, rewind and wiping lextrémité spiral brought me a nice handful of hair severely limiting the flow. Second test for bath, some difficulties crossing the 90 ° bends or bifurcations Tee, increase limited to 2 meters, nothing at the end of the head. I am pleased with this purchase, given its price and the result obtained. Book a star for the long-term strength.