Specifications for Burnham Boilers

The main producer of Burnham boilers for consumers is the United States Boiler Company. The boilers are sent to local distributors where consumers can purchase them. You can find a list of distributors on the website of the company and enter your zip code.

C3

The AFUE or annual fuel utilization efficiency is what dictates how efficient the boiler will be. The higher number yields a higher efficiency. The C3 boiler has an 83.5 percent AFUE. This boiler heats at a capacity of 140,000 BTUs. It can also take up to 30 psi of water. The width of the boiler is 16 inches and a diameter of 6 inches.

Freedom CM

This boiler can be purchased to use gas or propane. The boiler heats up at a capacity of 70,000 BTUs, 90,000 BTUs or 120,000 BTUs. The AFUE rating is 95 percent, which is really a high efficiency rating. The boiler has a width of 17 7/8 inches and a depth of 17 inches.

ES2

The ES2 boiler comes with controls that allow the user to adjust the heat levels to the comfort level of the user. It also includes features that turn the boiler off it if becomes hot. The boiler has an 85 percent AFUE rating. It can be purchased with either 70,000 BTUs or 280,000 BTUs. It also has a rating from Energy Star.

Carefree

This boiler has three different models that all have a 100 percent AFUE rating, which is the one of the most efficient boilers you can purchase. The depth is 6 5/8 inches with a height of 26 inches.