in fig1 and provides the additional advantage of having a third heat absorbing portion 26 and fourth heat absorbing portion 27 extending into or above the fire thereby absorbing additional heat not possible by heat absorbing portions placed below the fire the air conduction system of the embodiment shown in fig3 as illustrated by the arrows therein in such that no opposing air flow forces are created therefore the possibility of stagnation is eliminated fig4 is a side view of the embodiment shown in fig3 and the first heat absorbing portion 22 and second heat absorbing portion 23 and third heat absorbing portion 26 and fourth heat absorbing portion 27 are shown by dashed circular lines for reference the embodiment shown in fig5 is designed for a double fireplace so that heated air can be discharged into two separate rooms this embodiment is similar to the embodiment shown in fig3 and further comprises an air conductor 11 that has a base absorbing portion 28 having a front side 29 and back side 30 wherein the entrance opening 13 is on the front side 29 and the exit opening 14 is on the back side 30 in this embodiment it is further preferred that the air conductor 11 have a cross absorbing portion 43 connected at its ends 31 by.