... designed, occupying small area and good looking. The boiler room only needs mono layer, and the construction ... anxiliary main: Burner, feed pump, blower, exhauster, electric control cabinet, sootblowers, economizer,Sequence NumberItemUnitTechnical Specification1Name SZL4-1 ... instrument, crusher, chimney, electric cabinet, multi-cyclone and so on SZL assembled water tube steam boiler--SZL4-1.25-AII