Gas fireplace burner

A gas fireplace burner comprising an elongated support frame formed with a base wall having a gas opening through said base wall and said base wall being bordered by upright front and rear frame walls, and burner components held within said support frame, said burner components comprising a baffle, a gas distributor and a top plate all of which extend lengthwise of said support frame between said front and rear frame walls, end legs extending between said top plate and said base wall of said frame, said end legs forming a gas block at opposite ends of said burner, said baffle being above said base wall of said support frame and said gas distributor being positioned between said baffle and said top plate, said baffle being shorter than said top plate such that end portions of said top plate extend beyond said baffle at each end of said burner, said top plate having front and back edges adjacent said front and rear frame walls, said front edge of said top plate having a series of spaced apart flame ports therealong and said back edge of said top plate also having a series of spaced apart flame ports which include enlarged flame ports larger than any other of the flame ports in said top plate, said enlarged flame ports being positioned only directly above said baffle and not in said end regions of said top plate, and said other flame ports being provided in said end regions of said top plate.