Zünddeckennase

摘要

A combustion furnace wall, comprising a filler sheet (60) joined to a tube wall to cover the gap (12) around an inserted secondary air pipe (50), is new. A combustion furnace wall comprises a tube wall of medium circulation tubes connected by ribs and a refractory front wall separating the tube wall from the combustion space, the tubes being bent to form a gap for a secondary air pipe leading into the combustion space. The gap (12), remaining around the secondary air pipe (50), is covered with one or more filler sheets (60) joined to the tube wall (10). Preferred Features: A temporary layer (63) is provided on the filler sheet side nearest the combustion space (30).