Shelf only? Sure!! Note the terms shelf, cap and mantel are used interchangeable. Looking for something to add style while protecting that expensive flat screen tv and other electronics form the heat of the fireplace? Choose from HearthCo’s contemporary cast stone shelves called the MetroScapes cast stone mantel line. To choose from our incredible selection of cast stone mantels pick the image that comes closest to what you are looking for. HearthCo has been the leading manufacturer of cast stone fireplace mantels for over 20 years.