Lean Premix burner technology that delivers simplicity & NOx reduction to Process Heating CLEVELAND, Aug. 2, 2022 /PRNewswire/ -- Fives has formally released its newest, patented, low-NOx burner ...

Those happy East Coast homeowners and furnace contractors would, however, come to sing the praises of the little-known Lennox Furnace Co. from far-off Marshalltown, Ia. And that was the breakout ...