Manhole Chamber Riser - 320mm Diameter grasstop manhole cover durable joint that keeps membranes

durable joint that keeps membranes in position during installation

Land drainage systems

Can I use this in cold or wet conditions

Is this tape waterproof

1258m² EcoGrid Elastic E40 plastic porous paving

Manhole Chamber Riser - 320mm Diameter grasstop manhole cover durable joint that keeps membranesThis chamber riser is suitable for up to 3. 5 tonnes loading when used with corresponding bases and manhole covers. Tech Spec Clear Opening: 320mm (diameter) External Dimensions: 355mm(diameter) x 440mm(depth) (provides a 400mm rise) Approximately 2. 6kg in weight Includes joint seal Manufactured from recycled material Compatible with CD U353 Chamber Base