• ProLine® XE Combi Boiler

    The first-ever residential combination boiler from State comes with an industry-leading 4.8 gal/min domestic hot water delivery and 95% AFUE, as well as a superior space heating performance with up to 74% more heating capacity than other combination boilers. Easy installation makes the ProLine® XE Combi Boiler a great solution for a wide variety of residential applications.
    ProLine® XE Combi Boiler

  • The ProLine® XE Combi Boiler comes with an industry-leading 4.8 gal/min domestic hot water delivery and 95% AFUE, as well as an easy installation.

    Available in three sizes: 110,000, 150,000 and 199,999 BTU/hr

    Preheat Function

    Uses an integrated recirculation pump to ensure that domestic hot water reaches its target temperature faster

    Anticipated Pre-Purge

    Allows the boiler to reignite almost instantly during times of frequent use, preventing the cold water sandwich effect

    Air Handler Interlock

    Prevents cool air delivery while the boiler is in domestic hot water mode to increase user comfort

    Smart Control

    Comes with an LCD display, making navigation simple while providing diagnostic information in real words—not codes


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