Wavin Osma SquareLine hopper head 61mm white

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) Flow capacity 2.4L/s Spigot sized for 61mm square pipe Easy to handle and fix Conforms to BS EN 607:2004