U.S. Boiler Company Logo

The K2 Condensing Boiler by U.S. Boiler Company

The boiler designed with YOU in mind.

We conducted comprehensive surveys, interviews, and open dialogue with contractors and installing professionals… people just like you. You told us you wanted a value-priced, high efficiency condensing boiler that is simple to install and offers valuable extras not found on competitive models. We listened. The K2 condensing boiler offers a host of features that are designed for efficiency, reliability, ease of installation and service, and is available at a very attractive price! Best of all, it’s built and tested with pride in Lancaster, Pennsylvania by U.S. Boiler Company.

  • 95% AFUE with 10:1 turndown
  • Available in five sizes (80 – 180 MBH)
  • Reliable and proven stainless steel heat exchanger with “cold burner door “ design
  • Sage 2.3 Boiler Control with factory presets for quick and easy setup
  • Pre-installed high capacity boiler loop circulator with side panel access
  • Split-voltage junction box
  • Universal boiler vent connection for polypropylene, CPVC/PVC, and stainless steel
  • Outdoor reset and sensor.