What is a Deaerating Heater ?Deaerating Heater DefinitionA deaerating heater (deaerator) is defined as a device that removes dissolved gases from boiler feedwater to prevent corrosion and improve efficiency.How It WorksDeaerating heaters use steam to heat the feedwater and strip dissolved gases, which are then vented away.Efficiency Factors Temperature Pressure Steam quality Deaerator designBenefits Improve boiler efficiency Reduce corrosion lower chemical costs Increase reliabilityTypes of Deae