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