Intermediate solution is found. Direct combustion burners can have efficiency >= 1 (treated like condensing boilers). Further improvement should be together with solution of partially open supply pipes (supply medium mixes / is absorbed with the process medium
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Intermediate solution is found. Direct combustion burners can have efficiency >= 1 (treated like condensing boilers). Further improvement should be together with solution of partially open supply pipes (supply medium mixes / is absorbed with the process medium