The CD790R/80 is a rectangular recessed manhole cover with a clear opening of 600mm x 450mm. The tray is fully galvanised and the frame is made from strong polypropylene.The internal recessed tray depth is 80mm, making this cover ideal for use with block paving, slabs or screed.The actual overall size of the cover and frame is 695mm x 545mm x 96mm.It has a 10 Tonne gross plated weight load rating, which makes is suitable for domestic driveway use. There is a moulded grouting flange for easy installation.This cover, which comes with integral lifting keys, is made by Clark-Drain.Clark-Drain is one of the UK market leaders in the supply of manhole covers, and are probably the best known name in the industry. We have partnered them as supplier since we began trading many years ago.Recessed manhole covers are a relatively modern invention. Using a simple lift-out tray concept, they enable modern inspection chambers or old manholes to be accessed from within a patio, driveway or garden area