Boilers are machines that generate hot water, warm hair and heated steam for all industrial, commercial, domestic and residential settings. Industrial boilers are specifically made to use as parts of larger heating systems or to provide steam or hot water for industrial and manufacturing processes. They are quite large and built using materials like stainless steel, cast iron and aluminum, to optimize durability, safety and performance.

Usually, industrial boilers are powered by one of three fuel sources: gas, oil or electricity, with the exception of a few, such as central boilers, which are wood fired. Gas boilers, which are the most common type of boilers in the USA, produce steam by heating water to a specified temperature or boiling point with a natural gas flame. Gas boilers, or steam boilers, are important for a few reasons. For one, they provide heating and power for large buildings, like warehouses, and industrial applications. Also, they heat water that circulates through pipes, assisting radiators, baseboards and other heat exchangers.

Oil boilers produce hot gases from oil that function either as fuel for furnaces or as a replacement for the water usually found in boilers. Finally, electric boilers use electricity to produce efficient, clean and safe water heating. This method is preferred by many because, since it lacks an element of combustion, it poses no potential complications relating to pilot lights, gas piping, venting or carbon monoxide.Read More…

Leading Manufacturers

Unilux Advanced Manufacturing, LLC

Schenectady, NY | 518-344-7490

Fulton Boiler Works, Inc.

Pulaski, NY | 315-298-5121

Burnham Commercial

Lancaster, PA | 888-791-3790

CRG Boiler Systems

Mesquite, TX | 972-698-6382


Boilers are constructed with one of two basic designs in mind: fire-tube and water-tube. Simply put, fire-tube boilers distribute heat through tubes immersed in water, while water-tube boilers distribute water through heated tubes within an enclosure. Hot flue gases pass over the tubes, first heating the water, then exiting through a stack. So, they are, in essence, the inverse of each other, though, despite their differences, they display about the same level of efficiency.

All boilers depend upon radiant heat and thermal energy transfers to guide water or steam movement, and since heat moves from sections of high heat to low heat, a furnace can heat the tubes that heat the water, that in turn heat the pipes or radiators that heat the room. So, the boiler process relies on the behavior of high temperature fluids. Industrial boilers may function as high efficiency or low efficiency machines. High efficiency boilers have higher pressures, some as high as 1,000 PSI. Low efficiency boilers are those with pressure levels below 15 PSI. Such boilers are more likely to be used in smaller buildings or to heat individual spaces.

Boilers have weathered a fairly contentious history; because the relationship between temperature and pressure was not well-understood in their early days, making their use dangerous, some workers and citizens looked to put an end to their usage altogether. However, they survived, and now that we use safer and better materials, design and construction methods, boilers seldom cause accidents. Today they carry out an important function in our world. They’re found in most environments, from factories to schools. As technology advances, boilers become smaller and smaller, accommodating more and more spaces. In fact, emergency crews, military personnel and people in transitional environments can now use mobile heaters for heat or power.

Boiler Informational Video