Wavin offers Osma Inspection Chambers in 250, 300 and 450mm diameters, approved to BS EN 13598-1 for shallow applications. They are suitable for use in both adoptable and non-adoptable applications to a maximum depth of 0.9 metres, depending on the chamber and the application. A 500mm diameter chamber approved to BS 7158 for use down to 3 metres is also available in the Osma range.
Chambers are available in up to ten base configurations and support both straight-through and 45 degree collection flow configurations for 110/160mm plastic or 100/150mm clay pipes and for a use with a 150mm UltraRib pipe.
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