Manhole Chamber Riser - 450mm Diameter Speidel Innovative Features:

Innovative Features:

flags or similar infill

or block paving

use an impermeable geomembrane with protection fleece

Specification Value Dimensions 1200mm (L) x 600mm (W) x 420mm (H) Gross Volume 300L Net Volume 285L Void Ratio 95% Weight 17–19kg per crate Material Recycled polypropylene (Upcyclen TV30) Colour Black Vertical Load Capacity 60 tonnes/m² Lateral Load Capacity 15 tonnes/m² Inspectable No (add RainBloc Inspect for inspection capability) Made In UK Installation Guidelines

Manhole Chamber Riser - 450mm Diameter Speidel Innovative Features:This chamber riser is suitable for up to 72. 5 tonnes loading when used with corresponding bases and manhole covers. Tech Spec Clear Opening 450mm(diameter) External Dimensions S00mm(diameter) x 340mm(depth)(provides a 300mm rise) Approximately 3. 5kg in weight Includes joint seal Manufactured from recycled material Compatible with CD U453 Chamber Base