Browse our full range of 160mm junctions suitable for gravity drainage applications at depths of up to 10m. Our easy to fit junctions are available in double & single sockets with a plastic finish.
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)
DeepLine is a semi-elliptical 113mm (4½") profiled gutter system with circular 68mm downpipe for domestic applications. Now available in anthracite grey (RAL 7016) to match windows, fascias and soffits.
The OSMA soil & vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
The OSMA soil & vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
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)
DeepLine is a semi-elliptical 113mm (4½") profiled gutter system with circular 68mm downpipe for domestic applications. Now available in anthracite grey (RAL 7016) to match windows, fascias and soffits.
The OSMA soil & vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
The OSMA soil & vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.