The graphite inset has been designed to make it easy to install within a standard fireplace opening allowing you to keep your original fire surroundthe 49kw output will provide enough heat for the average room and the big picture windowrsquos view of the controllable flame pattern will leave your old open fire in the shade plus the graphite inset will be three to four times more efficient so yoursquoll also use considerably less fuelthe premium quality cast iron front frame door and fi