WC connection pipe DN 90/DN 100, flexible in PE plastic black, weldable, DN 90 connecting bend with flexible section and completely smooth inside surface, l = 460-630mm, completely kink-proof design, even at a 90deg angle, with DN 90/DN 100 adapter, can be fitted to waste pipe clips on concealed cisterns with a minimum diameter of 97mm, slot width of 16mm for mounting, for difficult concealed cistern installations and if the WC outlet is offset in the wall or floor, packed in a plastic bag tested to DIN 1389 and DIN EN 476, 5. 5