225mm to 300mm diameter, driveway duty, square top galvanised steel double sealed cover with built in lifting keys and tapered square to round polypropylene frame. Load tested to 5 tonnes and recessed to accept concrete screed or tile. Suiltable for internal installation. Overall dimensions: 400mm square x 52mm high. Overall height (including the tapered frame): 115mm. Manufactured from galvanised steel and black polypropylene. Suitablefor use with UCC7 inspection chamber.