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)
Joins two ends of SquareLine gutter at 90°
Enables gutter run to continue around a corner
Retained seal to provide secure, watertight joint
Flexiclip gutter jointing mechanism for ease of installation
Range available in Black, White and Brown