The EJ Single Seal Frame Man Hole Cover 450mm is a removable plate forming the lid over the opening of a manhole, to prevent anyone or anything from falling in, and to keep out unauthorized persons and material. The bearing surfaces of manhole frame comes in circle shape is machined to assure flatness and prevent them from becoming dislodged by traffic. A manhole picks or hook is typically used to lift them, though other tools can be used as well, including electromagnets. The product is durable

Brand Name	EJ