Burnham Hydronics is and ENERGY STAR partner with many high-efficiency residential options.

Series 2

The Best Selling Gas Boiler In America!

Since it’s introduction over 20 years ago, the Series 2 has earned a reputation for safety, reliability and durability. With a robust cast iron heat exchanger, long lasting stainless steel burners, over two decades of refinement, and over two million installed in North America, the Series 2 remains one of the most popular choices for those seeking a reliable, long-lasting gas boiler.

AFUE Up to 82%

>> Natural Draft
>> Natural or LP Gas 38 – 299 INPUT MBH
>> Cast Iron Heat Exchanger
>> Stainless Steel Burners
>> Solid, Reliable, Time-Tested Design
>> Electronic Ignition (80% AFUE standing pilot models available)
>> Lifetime Limited Warranty <<

ES2 High Efficiency Cast Iron Boiler

The Burnham ES2 boiler is the first all new, atmospheric, gas-fired, cast iron boiler for home heating that has been designed in decades. The ES2 Series boasts many innovative features including a proven, long-lasting, American-made cast iron heat engine, the ease and simplicity of atmospheric venting, an exclusive control system that provides features unrivaled by any boiler in the market, an unparalleled 85% efficient ENERGY STAR® rating for an atmospheric gas boiler, and an attractive exterior which is equivalent or superior to the design of the most sophisticated condensing boilers. 

The only 85% AFUE Atmospheric Cast Iron Boiler Available
>> Qualifies for Energy Star Rebates
>> Efficient Operation Saves Homeowners Money
>> Innovative Design, Made in America
>> Ideal For Any Existing Conventional Boiler Replacement
>> Burnham IQ Control System
>> True Plug & Play Controls Utilizing Burnham IQ Option Cards
>> Outdoor Reset (with Domestic Hot Water Priority)
>> Auxiliary High Limit
>> Optional LCD Touch Screen Display
>> Limited lifetime Warranty << 
ALPINETM  Condensing Stainless Steel Boiler Peak Performance for Hydronic and Radiant Heating

Introducing the Alpine from Burnham, a condensing boiler with efficiency ratings of 95%. The Alpine utilizes a stainless steel heat exchanger, designed to extract maximum heat from the combustion process, along with a control system that is designed to enhance boiler efficiency as well as system efficiency. With 7 different models ranging in size from 80,000 BTUs – 500,000 BTUs, there’s a model for nearly every job from small residential to light commercial installations. Intelligent features are wrapped in a sleek, modern appliance-like jacket, making the Alpine both attractive and smart.

95% AFUE – High Efficiency 
>> Seven Sizes: 80 – 500 MBH for Residential & Commercial Applications 
>> Stainless Steel Heat Exchanger for use with Natural or Propane Gas (up to 10,200 ft.)
>> Multiple Sealed Combustion Venting Options 
>> CPVC/PVC venting (standard)
>> Polypropylene concentric (optional)
>> Stainless steel 2-pipe (optional)
>> Fully Modulating (5-to-1 turndown and includes outdoor reset)
>> Sage2 Boiler Control System with touchscreen interface
>> Modern, appliance-like design with gas, water, & electric connections on left side
>> Polypropylene Condensate Trap with Integral Float Switch (patent pending)
>> Stackable for Modular Applications
>> Wall Mounted Models Available  Electronic Ignition
>> 12-Year Warranty on Heat Exchanger <<
      (Pro-rated after seven years)
>> FREE 5-Year Winter Warmth Assurance
      Parts & Labor Plan <<
      The unmatched protection of a FREE 5-year parts & labor
      warranty is available with every Alpine boiler under 300 MBH
      and used in a residential application. This plan covers all
      Burnham-provided parts and the associated labor costs on
      eligible Alpine boilers for five years from the date of installation
      at no additional cost! Alpine boiler registration is required within 
      90 days from installation date. 
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