Recovery
Boiler, Wet Bottom 4-15
Years
Recovery Boiler, Drag Bottom 10-20 Years
Oil Fired Boiler, High Sulfur Oil 20-25 Years
Coal Fired Boiler, High Sulfur Coal 25-30 Years
Coal Fired Boiler, Low Sulfur Coal 30-40 Years
Combination Boiler, Woodwaste Only 30-40 Years