Having clean indoor air is key to a healthy lifestyle; it can help to improve concentration, mood and reduce the chances of developing lung, heart and arterial diseases. This is why it’s important to make sure there’s a regular flow of clean fresh air flowing through your work place. This constant supply of clean air is especially important for those businesses that operate in a larger space, such as a factory or large office and are unable to open windows or doors to help ventilate an area.