Installing UV lights in your HVAC system is one key to maintaining a healthy lifestyle, especially in winter. Indoor air quality can significantly affect your health. If the indoor air in your residence or home business is clean, you can expect to breathe more easily. This means you will be able to exercise better and be less prone to colds. If the air inside your home is contaminated or lacks enough oxygen, you can expect to breathe poorly, be overwhelmed by pet dander and dust. You'll also be more likely to get sick.