EFFICIENCY RATING (AFUE) up to 83.9%

Energy Efficiency
-Electronic ignition control, monitors water temperature and maximizes efficiency by turning on the burner only when needed.

-Thick fiberglass insulation, minimizes off-cycle heat and energy loss.

-Vent damper, automatically closes when the boiler turns off, maintaining energy efficiency.

Home Comfort
-Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures.

Reliable Performance
-Cast iron heat exchanger, designed for years of long-lasting reliability.

-Versatile installation, available in nine sizes for installation virtually anywhere in the home, and can be fueled by natural or LP gas.

-Stainless steel burners, provide greater resistance to corrosion and oxidation.

EFFICIENCY RATING (AFUE) up to 84.4%

Energy Efficiency
-Electronic ignition control, monitors water temperature and maximizes efficiency by turning on the burner only when needed.

-Thick fiberglass insulation,minimizes off-cycle heat and energy loss

Home Comfort
-Easy integration, works with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures.

Reliable Performance
-Cast iron heat exchanger, designed for years of long-lasting reliability

-Titanium burners, provide greater resistance to corrosion and oxidation than competitive stainless or aluminized stell burners.

-Versatile installation, available in six sizes for installation virtually anywhere in the home, and can be fueled by natural or LP* gas