“Two-Stage” Economizers

Two-Stage units can raise steam boiler efficiency well
over 90%

 

Incorporates two separate coils into a common casing allowing for the heating of two independent water circuits

> Typically feedwater in 1st stage

> Make-up/process water in 2nd stage

 

Available in both “Stacked” vertical and unique-to-HeatSponge “Side-by-Side” arrangements offering maximum flexibility to footprint and structural requirements