Clark Drain CD456 Solid Top Manhole Cover & Frame Manhole Cover, Black Polypropylene 450mm. For Domestic driveways. This manhole cover is ideal for tarmac, grass or gravel areas. Loading 3.5 tonne - 3.5kN. Unique slip-resistant surface tread pattern.
External Dimensions: 560 x 560 x 80mm
Clear Opening Diameter: 450mm