In many homes around the world, having a boiler is essential.
A boiler can provide heat and even hot water to your home, that is if you have what's called a "combi" (short for combination) boiler.
Highly efficient boilers will save you money on your bills, but to go beyond basic efficiency, itís also helpful to know what different types of fuel options are available. Which fuels are available in your specific geographic location? Which fuel is best for the environment? Which is best for your budget?