We all enjoy the crackle of a roaring open fire.
Everyone is hypnotised watching dancing flames in a glowing stove.
A house is not a home unless it's nice and warm because the heating has been doing it's job.
A clean, efficient and well working flue is absolutely essential for all manner of appliances burning natural products. A chimney must be safe as the most important feature at the heart of most houses. A heating appliance must be ready to work whenever you need to turn a cold house into a cosy home.