Boilers are pressure vessels designed to heat water or produce steam, which can then be used to provide space heating and/or service water heating to a building Boilers have several strengths that have made them a common feature of buildings.
Burners mix air with fuel to provide oxygen in the combustion process.The fuel and oxidizing gases are thoroughly mixed before proceeding to the burner opening.A burner is a nozzle that fuel passes through before combustion.
A heat pump is a device that transfers heat energy from a source of heat to a destination called a "heat sink".A heat pump uses a small amount of external power to accomplish the work of transferring energy from the heat source to the heat sink.