Downpipe Hopper Head Rainwater square Drainage Black OSMA 5 units X 61 mm
5 X 61 mm Square Downpipe Hopper Head Rainwater Drainage Black OSMA 4T830B. Wavin Osma SquareLine is a 100mm (4") square section gutter system with 61mm square pipe - suitable for a maximum roof area of 178m² (with one downpipe).