Osma SquareLine 4T836 Drain Adaptor Square To Round 61mm Black
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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