| 摘要 |
In a fireplace unit having an open sided firebox formed by opposed side walls, a top wall, a bottom wall, a rear wall, and a connection in the top wall to an exhaust flue, the present improvement including an intermediate wall member of overall curved configuration mounted in the firebox opening, the intermediate wall member being spaced from the rear wall of the firebox and extending between the opposed side walls and, at least, the bottom wall thereof to define a substantially enclosed space in the firebox opening therebehind, the curved configuration of the intermediate wall member increasing the reflective and radiant characteristics of the interior of the firebox thereby improving its overall efficiency and heat transfer capabilities. The various embodiments of the intermediate wall member disclosed herein may be attached to the firebox by fasteners, by welding, or by other suitable arrangements, or such intermediate wall member may be integrally formed as part of the firebox itself.
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