A manhole cover or maintenance hole cover is a detachable thing which is used as a lid over the opening of a manhole. Manhole is a hole large enough for a person to fall. Aqua Excel manufacture and supplies manhole cover that can avoid accidents of people falling in manholes and make an access point for maintenance and other work on an underground utility vault or pipe. The manhole cover and frame of aqua excel are more resistance to any temperature or climate changes, they are robust enough where heavy objects can move on, more durable.