Shop our selection of Osma UltraRib and Twinwall pipe and fittings as an ideal solution to manage foul and surface water. Our range of durable pipes and fittings are lightweight and easy to handle - both Twinwall pipe and UltraRib feature a corrugated outer wall with a smooth inner wall for easy flow.
Wavin 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)
Wavin OsmaSoil and vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
Wavin 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)
Wavin OsmaSoil and vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
Wavin 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)
Wavin OsmaSoil and vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.
Wavin 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)
Wavin OsmaSoil and vent range offers an exceptional choice of pipe and fittings including brackets, bends, junctions, access fittings, terminations and problem solvers.