Fireplace insert
FIG. 1 is a front elevational view of a fireplace insert, showing my new design; 
     FIG. 2 is a rear elevational view of the burner; 
     FIG. 3 is a top plan view of the burner; 
     FIG. 4 is a bottom plan view of the burner; 
     FIG. 5 is a side elevational view of the burner; 
     FIG. 6 is a front elevational view of the burner with the front doors open; and, 
     FIG. 7 is a perspective view thereof, shown with one door open. 
     The screen-like member has been shown fragmentarily in FIG. 1 for clarity of disclosure.