Description
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The NEW K2 Firetube boiler is an addition to the K2 high-efficiency series. Joining the K2 Watertube boiler, the K2 Firetube features a stainless steel vertical firetube heat exchanger and is available in six sizes. A combi version is also available (155 MBH)! All models can be wall-hung and feature 5:1 modulation. The boiler’s dimpled, firetube heat exchanger provides lower pressure drop when compared to water-tube heat exchangers of similar capacity.
Features:
95% AFUE – high efficiency and low emissions!
Six wall hung models
85, 110, 155, 205, 270 MBH
155 MBH combi model available! ?Best-in-class DHW performance
Field proven, stainless steel fire tube heat heat exchanger
Advanced Sage 2.2 Boiler Control provides “out-of-the-box” high performance and easy setup
Ergonomically angled touch screen display simplifies installation, operation, and diagnostics
Easily connects to optional Sage Zone Control for additional energy savings, system optimization, and “short cycle” prevention
FULL SIZE easy access side service panel
