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)
Allows 61mm square pipe to be connected to 68mm (round) rainwater adaptor
Connects to 4S149, 0T149 or 3S206
For direct use with Osma SquareLine pipe
Kitemarked