Osma RoundLine is a 112mm (4½") gutter system with circular 68mm downpipe. For domestic standard use. Use for a maximum roof area of 163m² (with one downpipe)
Hydrodynamic outlet to handle more rainwater
Connects RoundLine gutter to 68mm downpipe
Concealed socket to hide downpipe cut end
Retained seals for secure, watertight installation
Conforms to BS EN 607:2003
Range available in Black, Grey, White and Brown